Crypto Glossary
Clear definitions of crypto terms, explained by journalists and researchers
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0x Protocol
A decentralized exchange infrastructure for peer-to-peer ERC-20 token trading on Ethereum that combines off-chain order relays with on-chain settlement.
1-of-1 Artist
An artist who creates unique, individually minted NFT artworks rather than collections.
10k Project
An NFT collection comprising exactly 10,000 algorithmically generated items, typically profile-picture style, each with varying traits and rarity.
12-Word Seed
A recovery phrase of 12 words used to restore access to a cryptocurrency wallet and its private keys.
1:1 (One-of-One)
An NFT that exists as a single unique edition with no copies, typically used for fine digital art.
24-Hour Volume
The total value of a cryptocurrency traded across all markets in the past 24 hours, used as a liquidity indicator.
51% Attack
A situation where a single entity controls more than half of a blockchain's mining power or staked tokens, allowing them to double-spend coins and censor transactions.
721A
An ERC-721 variant optimized for cheap bulk minting.
A
A2A Commerce
Agent-to-agent commerce — autonomous AI agents transacting directly with each other via blockchain rails.
Aave
A decentralized non-custodial lending protocol on Ethereum where users can deposit assets to earn interest or borrow against collateral.
ABI (Application Binary Interface)
The specification that defines how a smart contract's functions and data structures can be called from outside the blockchain.
Absolute Advantage
An economic concept where one party can produce a good or service more efficiently than another, sometimes applied to mining jurisdictions.
Abstract Account
A smart-contract-based account that replaces traditional key-controlled EOAs, enabling programmable authorization logic.
Account Abstraction
An Ethereum upgrade that turns wallets into programmable smart accounts, enabling features like gasless transactions, social recovery, and AI permissions.
Accumulation
A phase in which investors gradually build positions in an asset, typically after a downtrend and before an uptrend begins.
Accumulation/Distribution Line
A technical indicator combining price and volume to track buying or selling pressure.
Action Clearing
The processing of orders on a decentralized or centralized exchange.
Active Management
An investment strategy where a manager actively buys and sells assets to outperform a benchmark, contrasted with passive index strategies.
Actively Managed Vault
A DeFi vault whose strategies are adjusted by a human or DAO manager.
Address
A unique alphanumeric string representing a destination for receiving cryptocurrency, typically derived from a public key.
Address Poisoning
A scam where attackers send tiny transactions from addresses visually similar to ones the victim has used, hoping the victim will copy-paste the wrong address.
Address Verification
Confirming the correct recipient address before sending crypto, typically via hardware wallet display.
ADX (Average Directional Index)
A technical indicator measuring the strength of a trend regardless of direction.
Agent Hijacking
A security attack where a malicious actor compromises an autonomous AI agent to drain its wallet or alter its programmed goals.
Agent Wallet
A crypto wallet controlled by an autonomous AI agent for on-chain actions.
Agentic AI
AI systems that autonomously pursue user-defined goals, plan multi-step tasks, and interact with blockchains and other agents with minimal human input.
Agentic Identity
A cryptographic identity assigned to an AI agent on-chain, allowing it to build reputation and remain accountable to its owner.
Agentverse
A term for the ecosystem of AI agents operating on-chain.
Aggregated Yield
Yield pooled across multiple protocols to simplify user participation.
Aggregator
A service that pulls liquidity or yield from multiple sources to give users the best execution or return.
AI Agent
An autonomous software program designed to perform complex tasks on a decentralized network with little to no human input, often holding its own crypto wallet.
AI Agent Launchpad
A platform that enables users to create and deploy tokenized AI agents, such as Virtuals.
AI Compute Market
A marketplace matching AI training/inference demand with decentralized GPU supply.
AI Oracle
An oracle delivering AI model outputs on-chain.
AI Token
A token associated with an AI-focused crypto project.
Aiming Token
A token that distributes rewards to community contributors for completing specific goals.
Airdrop
A distribution of free tokens to a set of blockchain addresses, typically used for marketing, decentralization, or to reward early users.
AIxBT
A prominent AI-powered market-intelligence agent on Crypto Twitter that publishes trade signals and summaries.
Alephium
A sharded proof-of-work Layer 1 blockchain with BlockFlow consensus.
Algo Stablecoin
A stablecoin that maintains its peg through algorithmic supply adjustments rather than being fully backed by reserves.
Algorand (ALGO)
A pure PoS Layer 1 blockchain founded by Turing Award winner Silvio Micali, emphasizing fast finality.
Algorithm
A defined set of mathematical rules used in cryptocurrency for hashing, consensus, encryption, or trading strategies.
All-Time High (ATH)
The highest price or market capitalization a cryptocurrency has ever reached.
All-Time Low (ATL)
The lowest price a cryptocurrency has ever traded at since launch.
Allocation
The portion of capital assigned to a specific asset or strategy.
Allowance
The amount a smart contract is permitted to spend on a user's behalf, set via approve().
Allowlist
A pre-approved list of wallet addresses granted early or guaranteed access to mint an NFT or participate in a token sale; also called whitelist.
Alpha
Excess return generated above a benchmark, or slang for valuable, non-public information that gives a trader an edge.
Alpha Decay
The decreasing profitability of a trading strategy as more participants adopt it.
Alpha Network
A Layer 1 blockchain focused on AI workloads.
Altcoin
Any cryptocurrency other than Bitcoin, from 'alternative coin.'
Altcoin Season
A period when altcoins collectively outperform Bitcoin in price gains.
AMA (Ask Me Anything)
A live Q&A session hosted by a project's team to engage its community and answer questions.
AML (Anti-Money Laundering)
Laws, regulations, and procedures designed to prevent the conversion of illegally obtained funds into apparently legitimate assets.
AMM (Automated Market Maker)
A decentralized exchange model that uses liquidity pools and pricing algorithms instead of traditional order books to enable token swaps.
AMM Curve (constant product)
The x*y=k formula used by Uniswap V2-style AMMs to price swaps.
Ampleforth (AMPL)
A rebasing token that changes supply to target a CPI-adjusted price.
Anchor Peg
A reference asset (usually USD) to which a stablecoin's value is tied.
Anchor Protocol
A failed Terra lending platform that offered ~20% fixed yield on UST deposits before its 2022 collapse.
Andromeda Upgrade
A generic term for major ecosystem upgrades; specific meaning varies by project.
Angel Investor
An early-stage investor who provides capital to a crypto project in exchange for equity or tokens, typically before major funding rounds.
Anonymization Set
The group of transactions among which a particular transaction is indistinguishable, a privacy metric.
Anti-Money Laundering Act (AMLA)
US legislation expanding AML coverage to include virtual asset service providers.
Anti-Phishing Code
A user-set code shown in legitimate emails from an exchange to help users verify that communications are genuine.
Anti-Sybil
Mechanisms that detect or discourage Sybil attacks, especially in airdrops and governance.
Ape / Ape In
To buy heavily into a token or NFT shortly after launch without doing thorough research.
API (Application Programming Interface)
A set of protocols that allows one software application to communicate with another, widely used to fetch market data or execute trades on exchanges.
Approval
A smart contract permission granted to a spender.
Approve Transaction
Granting a smart contract permission to spend tokens on your behalf, a common attack vector if misused.
APR (Annual Percentage Rate)
The simple yearly interest rate on a loan or yield-bearing position, excluding the effect of compounding.
Aptos
A Layer 1 blockchain built by former Meta engineers using the Move programming language.
Aptos Move
The Aptos-specific variant of the Move programming language.
APY (Annual Percentage Yield)
The effective annual yield on an investment including the effect of compound interest.
Arbitrage
Profiting from price differences of the same asset across different markets or exchanges.
Arbitrage Bot
An automated bot exploiting price differences across venues.
Arbitrum
An Ethereum Layer 2 optimistic rollup network that offers faster and cheaper transactions while inheriting Ethereum's security.
ARC-20
A Bitcoin token standard launched via the Atomicals protocol that uses proof-of-work minting for inscriptions.
Archetype
A class of wallet or design pattern; meaning varies.
Archiver
A system archiving historical blockchain state.
ArcticDB
Various databases used in analytical pipelines.
ArDrive
A permanent file storage service built on Arweave.
Art Blocks
A leading generative NFT platform specializing in on-chain algorithmic art.
Art Sale
A secondary NFT transaction.
Artifact (NFT)
A term used in Ordinals to describe inscribed Bitcoin NFTs.
Arweave (AR)
A decentralized storage network offering permanent, pay-once data storage.
Ascending Channel
A price channel sloping upward with parallel support and resistance lines.
Ascending Staircase
A basic chart pattern of successive higher highs and higher lows, defining an uptrend.
Ascending Triangle Pattern
A bullish continuation pattern with flat resistance and rising support.
ASIC (Application-Specific Integrated Circuit)
A custom chip designed exclusively for mining specific cryptocurrencies, offering far higher efficiency than general-purpose hardware.
ASIC Resistant
A consensus algorithm designed to prevent specialized ASIC hardware from dominating mining, keeping the network open to GPU/CPU miners.
Ask Price
The lowest price a seller is willing to accept for an asset on an exchange.
Assets Under Management (AUM)
The total market value of assets a financial entity manages on behalf of clients.
Aster
A rising perpetual DEX competing with Hyperliquid in the decentralized derivatives space.
Asymmetric Information
Situations where one party has more information than another, common in opaque markets.
Atomic Bomb
Slang for a sudden catastrophic market event.
Atomic Swap
A peer-to-peer exchange of cryptocurrencies across different blockchains without the need for a centralized intermediary.
Atomicals
A Bitcoin protocol for minting and tracking digital objects, including NFTs and fungible ARC-20 tokens, via proof-of-work inscriptions.
Atomicals Protocol
A Bitcoin protocol for NFTs and fungible tokens using POW inscriptions.
ATR (Average True Range)
A volatility indicator measuring the average range between high and low over a period.
Attack Vector
A specific path or method by which an attacker can exploit a system.
Attestation
A cryptographic statement signed by a validator or oracle confirming a particular state or event.
Attestation Service
An oracle or verifier providing signed statements about external conditions.
Audit
An independent review of a smart contract's code to identify vulnerabilities and verify security.
Audit Report
A formal document detailing findings from a smart contract audit.
Augmented Reality NFT
NFTs tied to AR experiences.
Authenticated Order Flow
Order flow with verified origins, reducing toxicity for market makers.
Authenticator App
A 2FA app generating time-based codes, preferred over SMS 2FA for crypto account security.
Auto-Callable
Structured products that automatically trigger redemption under specific conditions.
Auto-Claim
Automatic claim of rewards by a smart contract.
Autoglyphs
Early on-chain generative NFT art by Larva Labs, predecessors to modern generative collections.
Automated Vault Strategy
A vault that auto-compounds rewards or rebalances without user action.
Availability Zone
A concept borrowed from cloud computing, increasingly referenced in modular blockchain design.
Avalanche
A high-throughput, low-latency Layer 1 blockchain using a novel consensus mechanism and supporting multiple custom subnets.
Avatar Project
An NFT collection of avatar-style characters, often used as social media PFPs.
AVAX
The native token of the Avalanche blockchain, used for fees, staking, and governance.
Average Cost Basis
The average price paid per unit of a cryptocurrency, used to calculate capital gains or losses.
AVS (Actively Validated Service)
A service built on top of restaking protocols like EigenLayer that borrows Ethereum's security via restaked ETH.
Awesome Oscillator
A momentum indicator comparing recent to broader market momentum via moving averages.
AxeOS
The open-source firmware powering Bitaxe solo mining devices, offering a browser dashboard for hashrate and temperature monitoring.
B
Babylon
A protocol that allows Bitcoin holders to stake BTC natively to secure other PoS chains without bridging.
Back-Running
An MEV strategy where a bot places a transaction immediately after a large trade to profit from its price impact.
Back-Stop Capital
Capital standing ready to cover losses in a DeFi insurance or liquidation fund.
Backrunning Bot
A bot placing transactions immediately after large trades to profit from price shifts.
Backtester
Software used to test trading strategies against historical data.
Bagel Board
A project or dashboard tracking DeFi metrics; specific tool varies.
Bagged
Holding an asset that has dropped in value.
Bagholder
A derogatory term for someone still holding an asset that has dropped significantly in value.
Balancer 80/20 Pool
A Balancer pool with 80% one token and 20% another, reducing impermanent loss for the majority asset.
Banano
A meme cryptocurrency forked from Nano.
Band Protocol (BAND)
A decentralized oracle network operating across multiple chains.
Bandwidth (TRON)
A resource on the TRON network consumed by transactions, replenished daily or obtainable by staking TRX.
Bank Run
A situation where many depositors withdraw funds from an exchange or bank simultaneously due to solvency concerns.
Bankruptcy Claim Token
Tokens representing claims on bankrupt crypto estates (e.g., FTX claims).
Base
An Ethereum Layer 2 network built on the OP Stack and incubated by Coinbase, focused on onboarding mainstream users.
Base Fee
The minimum per-gas fee required for a transaction to be included in an Ethereum block under EIP-1559, which is burned rather than paid to validators.
Base Rate
The baseline reward or interest rate before adjustments, such as the minimum staking yield.
Based
Crypto slang for something perceived as good, genuine, or aligned with one's values.
Based Rollup
A rollup whose sequencing is performed directly by the Ethereum L1 validators.
Baselayer
See Base Layer.
Basis Point (bps)
One hundredth of one percent (0.01%), commonly used to express interest rate and fee changes.
Basis Swap
A derivative exchanging different reference rates, increasingly tokenized.
Basis Trade
A market-neutral strategy that exploits the price difference between a spot asset and its futures contract.
Batch Auction
An order execution method where all orders received during a time window are matched at a single clearing price.
Batch Bridging
Bundling multiple cross-chain transfers for efficiency.
BDT (Block Definition Token)
Ad hoc term for block assignment in some systems.
Beacon Chain
The original proof-of-stake coordination chain for Ethereum, merged with the execution layer in 2022.
Bear Flag
A short-term continuation pattern where price consolidates upward after a sharp decline before resuming down.
Bear Market
A prolonged period of declining prices, typically defined as a drop of 20% or more from recent highs.
Bear Trap
A false signal that a rising market is about to reverse downward, trapping short-sellers into losing positions.
Bearish
A sentiment or market outlook expecting prices to fall.
Beefy Finance
A multi-chain yield aggregator auto-compounding vault returns.
Beeple
The pseudonym of digital artist Mike Winkelmann, whose NFT 'Everydays' sold for $69 million at Christie's.
Benchmark
A standard index or asset used to measure the performance of an investment, such as BTC for crypto portfolios.
Benchmark Rate
A standard rate against which other rates are compared.
BentoBox
Sushi's shared token vault used as capital base for multiple products.
BEP-20
A token standard on BNB Smart Chain that defines rules for fungible tokens, similar to Ethereum's ERC-20.
BEP-721
A BNB Smart Chain standard for creating non-fungible tokens (NFTs).
Bera Chain / Berachain
An EVM-compatible Layer 1 using a novel Proof-of-Liquidity consensus mechanism.
Best Difficulty
The highest difficulty share a miner has ever submitted, reflecting peak computational achievement.
Beta
A measure of an asset's volatility relative to a benchmark; a beta above 1 means higher volatility than the market.
Beta Drift
The phenomenon where an asset's beta changes over time, affecting risk estimates.
Beta Release
A near-final product released for public testing.
Bid Floor
See Floor Bid — the highest standing collection bid.
Bid Price
The highest price a buyer is willing to pay for an asset on an exchange.
Bid-Ask Spread
The difference between the highest bid and the lowest ask price for an asset, a measure of liquidity.
Big Blocker
A person favoring larger blocks in Bitcoin scaling debates, aligned with Bitcoin Cash.
Binance
One of the world's largest cryptocurrency exchanges by volume, founded by Changpeng Zhao in 2017.
Binance Chain
See BNB Chain.
Binance Coin (BNB)
See BNB.
Binance Smart Chain (BSC)
The older name for BNB Smart Chain, an EVM-compatible blockchain with low fees and fast block times.
Binance US
The US-regulated affiliate of Binance, operating under separate compliance requirements.
Binary Option
A derivative with only two possible outcomes, typically whether an asset closes above or below a strike.
Biometric Authentication
Using fingerprints, face ID, or voice for wallet access and transaction approval.
BIP-141 (SegWit)
The Bitcoin Improvement Proposal introducing Segregated Witness.
BIP-340 (Schnorr)
The Bitcoin proposal introducing Schnorr signatures as part of Taproot.
BIP-341 (Taproot)
The Bitcoin proposal introducing the Taproot upgrade.
BIP-342 (Tapscript)
The Bitcoin proposal introducing Tapscript, used with Taproot.
Bit
The smallest unit of information in computing; also one-millionth of a bitcoin (0.000001 BTC).
Bitaxe
An open-source solo Bitcoin miner popular with hobbyists running single ASIC chips at home.
BitBoy
A high-profile YouTube crypto personality (Ben Armstrong).
Bitcoin (BTC)
The first and largest cryptocurrency, launched in 2009 by pseudonymous Satoshi Nakamoto, designed as peer-to-peer electronic cash with a fixed 21 million supply.
Bitcoin Dominance
Bitcoin's market capitalization expressed as a percentage of the total crypto market cap.
Bitcoin ETF
An exchange-traded fund that tracks the price of bitcoin, allowing investors to gain exposure via traditional brokerage accounts.
Bitcoin Hash Ribbons
An on-chain indicator tracking hashrate-based mining health and market cycles.
Bitcoin L2
A Layer 2 network that scales Bitcoin, such as the Lightning Network, Stacks, or Rootstock.
Bitcoin Magazine
A leading Bitcoin-focused publication and media brand.
Bitcoin Maximalist
Someone who believes Bitcoin is the only cryptocurrency of lasting value and dismisses all altcoins.
Bitcoin NFT
An NFT created on Bitcoin, most commonly via the Ordinals protocol.
Bitcoin Pizza
The famous 10,000 BTC purchase of two pizzas on May 22, 2010.
Bitcoin Pizza Day
May 22, commemorating the first real-world Bitcoin transaction in 2010 when 10,000 BTC were used to buy two pizzas.
Bitcoin Rainbow Chart
A long-term color-coded Bitcoin price chart heuristic.
Bitcoin Stock-to-Flow
A model relating Bitcoin price to its stock-to-flow ratio, popular but debated.
Bitcoin Treasury
Crypto assets held by a company, government, or individual as part of its financial reserves.
BitDAO (BIT)
A large crypto DAO treasury, now renamed Mantle.
Bitfinex
A long-standing cryptocurrency exchange, closely associated with Tether.
BitGo
An institutional-grade custody and wallet infrastructure provider.
BitLicense
A business license required by New York State for companies conducting virtual currency activities.
BitPay
A crypto payment processor facilitating merchant acceptance.
Bittensor (TAO)
A decentralized machine learning network rewarding participants who contribute AI models and compute.
BitVM
A proposed Bitcoin virtual machine enabling expressive smart contract-like functionality via fraud proofs.
BitVM2
An improved proposal for Bitcoin smart contract functionality using fraud proofs.
BitVMX
A further iteration of BitVM technology, enabling Bitcoin rollups.
Black Swan Event
An unpredictable, high-impact event that has severe consequences, such as the collapse of FTX or LUNA.
Black Swan Protection
Financial instruments designed to hedge against extreme, unlikely events.
Blake-256
A cryptographic hash function used by the Decred cryptocurrency.
Blind Signing
Approving a transaction without seeing its full details, historically a security risk.
Blob
A type of transaction data introduced by EIP-4844 to give Ethereum rollups cheaper data availability.
Block
A batch of verified transactions grouped together and added to the blockchain.
Block Confirmations
The number of blocks added after a transaction's block, used to measure finality.
Block Density
The amount of data or activity packed into a block.
Block Explorer
A web tool that allows users to view transactions, addresses, blocks, and other on-chain data for a specific blockchain.
Block Header
Metadata summarizing a block, including its hash, timestamp, and reference to the previous block.
Block Height
The sequential number of a block in the blockchain, with the genesis block at height zero.
Block Lattice
A data structure where each user has their own blockchain, used by Nano.
Block Reward
The cryptocurrency awarded to a miner or validator for successfully producing a new block.
Block Size
The maximum amount of data (in bytes) that can be included in a single blockchain block.
Block Subsidy
See entry above — the new BTC issued per block.
Block Template
A data structure built by a node or pool that provides miners the info needed to construct a valid block.
Block Time
The average time between the creation of consecutive blocks on a blockchain (e.g., ~10 minutes for Bitcoin, ~12 seconds for Ethereum).
Block Time Target
The intended average time between blocks on a blockchain.
Block Witness
A data structure helping stateless clients verify blocks.
Blockade
Slang for censorship or blocking of transactions.
Blockchain
A distributed, append-only digital ledger that records transactions across many computers in a way that makes retroactive changes extremely difficult.
Blockchain Analytics
The practice of extracting insights from on-chain data.
Blockchain Bridge Risk
The aggregate security risk associated with moving assets via cross-chain bridges.
Blockchain Forensics
Investigative techniques applied to blockchain data, especially for law enforcement.
Blockchain Governance
The mechanisms by which a blockchain's rules and upgrades are decided.
Blockchain Inspector
See Block Explorer.
Blockchain Trilemma
The challenge of simultaneously achieving decentralization, security, and scalability in a blockchain, coined by Vitalik Buterin.
Blockchain.com
A popular wallet and block explorer service.
Blockspace
The limited space in a blockchain block, for which users bid via transaction fees.
Blockstream
A company focused on Bitcoin infrastructure, known for Liquid sidechain and satellite broadcasts.
Bloom Filter
A space-efficient probabilistic data structure used by light wallets to request only transactions relevant to them.
Blue Chip
An established, high-quality crypto asset or NFT collection perceived as reliable and lower-risk relative to newer projects.
Blue Chip NFT
A well-established NFT collection perceived as lower-risk and high liquidity, e.g., BAYC, CryptoPunks.
Bluezone
Proprietary term used by some ecosystem participants.
Blur
A leading NFT marketplace focused on professional traders with advanced trading features and peer-to-peer lending.
BNB
The native token of the BNB Chain ecosystem, used for gas, trading fee discounts on Binance, and governance.
BNB Chain
The rebranded collection of Binance's blockchain ecosystem, including BNB Smart Chain (BSC) and BNB Beacon Chain.
BOB (Binary/Bitcoin/BNB Optimistic Bridge)
Various bridges under this acronym; meaning varies.
Bollinger Bands
A technical indicator consisting of a moving average with upper and lower bands based on standard deviations, used to gauge volatility.
Bollinger Squeeze
See Bollinger Band Squeeze.
Bonded Curve
See Bonding Curve.
Bonding Curve
A mathematical formula that sets a token's price based on its supply, often used for continuous token issuance.
BONK
A popular Solana-based memecoin launched in 2022.
Boosted Pool
A liquidity pool receiving extra incentives from a protocol or external party.
Boosted Yield
Higher yield obtained by participating in specific protocol programs, e.g., veCRV boost.
Boot Node
A known node used by new nodes to discover peers when first joining a network.
Bootleg Token
An unofficial, unauthorized copy of a legitimate token.
Bootnode
See Boot Node.
Bootstrap
The process of kickstarting a network or protocol, often via token incentives.
Bored Ape Yacht Club (BAYC)
A flagship Ethereum NFT collection of 10,000 cartoon ape avatars by Yuga Labs, launched in April 2021.
Borroughs (Borrow Cap)
A cap limiting total borrowing in a pool.
Borrow Rate
The interest rate charged on borrowed DeFi loans.
Bottom
The lowest price reached in a downtrend before a reversal.
Bounding Box
A geometric region in technical analysis; also called a trading range.
Bounty
A reward paid to developers, security researchers, or community members for completing specific tasks or finding bugs.
Bounty Board
A public list of open bounties offering rewards for task completion.
Braiins
A leading Bitcoin mining pool (formerly Slush Pool) and firmware/Stratum V2 developer.
BRC-20
An experimental token standard on Bitcoin using Ordinals inscriptions with JSON data to create, mint, and transfer fungible tokens.
Break-Even APY
The yield required to offset token inflation or fee dilution.
Breakdown
A technical analysis term for a price move below a key support level, often signaling further downside.
Breaker Block (ICT)
An Inner Circle Trader concept describing a price block that reverses trend direction.
Breakout
A price move above a defined resistance level, often signaling a new uptrend.
Bribe (Governance)
Payments made to token holders to influence their votes on emissions or policies.
Bribe Market
Platforms like Hidden Hand where protocols buy voting power via token bribes.
Bridge
A protocol that connects two blockchains and allows assets or data to move between them.
Bridge Aggregator
A service finding the optimal bridge for a cross-chain transfer.
Bridge Exploit
An attack targeting a cross-chain bridge; bridges have been responsible for some of crypto's largest hacks.
Bridge Fee
The cost of moving assets across chains via a bridge.
Bro Economy
Crypto slang describing the male-dominated demographic of speculative crypto trading.
Broken Peg
A stablecoin trading away from its target value.
BSA (Bank Secrecy Act)
The US law mandating financial institutions report suspicious activity, applied to crypto exchanges.
BSC
See Binance Smart Chain.
BTC.D
Shorthand for Bitcoin Dominance on trading charts.
Bubble Map
A visualization of wallet clusters and relationships on a blockchain.
Bucket Shop
A pejorative term for exchanges that don't actually execute orders on a real market.
Buffer Pool
A reserve pool designed to absorb shocks in a protocol.
Bug Bounty
A monetary reward offered to ethical hackers for discovering and responsibly disclosing vulnerabilities in a protocol's code.
Bug Report
A submitted description of a software or protocol defect.
BUIDL
A deliberate misspelling of 'build,' encouraging developers to build useful products rather than speculate; also BlackRock's tokenized US Treasury fund.
Bulk Listing
Listing many NFTs for sale in a single action.
Bulk Mint
Minting many NFTs in a single transaction to save gas.
Bull Flag
A short-term continuation pattern where price consolidates downward after a sharp rally before resuming up.
Bull Market
A prolonged period of rising prices and positive market sentiment.
Bull Trap
A false breakout above resistance that traps buyers before the price reverses lower.
Bullish
A sentiment or outlook expecting prices to rise.
Bullposting
Constantly posting bullish content about an asset.
Bunni
A concentrated liquidity manager for Uniswap V3.
Burn
Permanently removing tokens from circulation by sending them to an inaccessible address, typically to reduce supply.
Burn Address
A cryptocurrency address with no known private key, used to permanently destroy tokens sent to it.
Burner Wallet
A temporary wallet used for single interactions, then discarded.
Business Logic
The rules encoded in a smart contract or application.
Buy Signal
A technical or fundamental indication to enter a long position.
Buy the Dip (BTD / BTFD)
A trading strategy of purchasing assets after significant price declines.
Buy Wall
A large buy order or cluster of orders at a specific price that can act as support.
Bybit
A major global cryptocurrency derivatives exchange.
Byzantine Fault Tolerance (BFT)
A property of distributed systems that can reach consensus even when some participants act maliciously or fail.
Byzantine Generals Problem
A classic computer science problem about achieving consensus among distributed, potentially untrustworthy parties, which blockchain helps solve.
Byzantine Node
A malfunctioning or malicious node in a distributed system.
C
Cache (Crypto)
In wallet apps, locally stored data for faster rendering.
Cache (DeFi)
Various DeFi protocols use this label; meaning varies by context.
Callback Function
A smart contract function invoked by another contract during execution.
Camera (DePIN context)
Decentralized camera networks incentivizing data collection, an emerging DePIN use case.
Candlestick
A chart representation of price action showing the open, high, low, and close for a given time period.
Candlestick Pattern
A recognizable formation of one or more candlesticks (e.g., doji, hammer, engulfing) used in technical analysis to predict price movements.
Canonical Chain
The longest valid chain recognized as the true state history in a blockchain.
Capital Rotation
The movement of capital from one asset or sector to another.
Capitulation
A period of intense panic selling where holders abandon their positions at significant losses, often marking a market bottom.
Carbon-Neutral Mining
Mining operations that offset or avoid net carbon emissions, often using renewable energy.
Cardano Ouroboros
Cardano's peer-reviewed proof-of-stake consensus protocol.
Cascade Liquidation
A chain of forced liquidations amplified by price drops.
Cash-and-Carry Trade
A market-neutral strategy buying spot and shorting futures.
Catalyst
An event expected to trigger a significant price move, such as a protocol upgrade or ETF approval.
CBDC (Central Bank Digital Currency)
A digital form of fiat currency issued and backed by a central bank.
CC0
A Creative Commons designation meaning 'no rights reserved,' often applied to NFT art to allow free reuse.
CC0 NFT
An NFT released into the public domain under Creative Commons Zero terms.
CCI (Commodity Channel Index)
A momentum oscillator identifying cyclical trends and overbought/oversold conditions.
CCIP (Cross-Chain Interoperability Protocol)
Chainlink's standardized messaging and token-transfer protocol for moving assets and data between blockchains.
Celestia
A modular blockchain focused on data availability, serving as a foundation for sovereign rollups.
Centralization Risk
The risk that a project or network relies on too few parties, creating single points of failure.
Centrifuge
A DeFi platform specializing in tokenizing real-world assets like invoices and private credit.
CEX (Centralized Exchange)
A cryptocurrency exchange operated by a single company that holds custody of user funds, such as Binance or Coinbase.
CEX Insolvency
The failure of a centralized exchange, often leading to customer losses.
CFTC (Commodity Futures Trading Commission)
The US regulator overseeing commodity futures and some crypto markets.
Chad
Crypto slang for a high-conviction, successful participant, often used as a positive adjective.
Chaikin Money Flow
An indicator measuring the money flow volume over a specific period.
Chain Abstraction
Design patterns that hide blockchain complexity from users so they interact with apps without knowing which chain is being used.
Chain Abstraction Layer
Technology hiding blockchain differences from users.
Chain Agnostic
Compatible with any blockchain.
Chain Analyzer
A tool examining blockchain data; may refer to Chainalysis or competitors.
Chain ID
A unique identifier that distinguishes one blockchain network from another, especially among EVM-compatible chains.
Chain Reorganization (Reorg)
When a blockchain node replaces its current chain with a longer competing chain, invalidating the previously confirmed blocks.
Chain Split
See Fork — a divergence in a blockchain resulting in two separate chains.
Chain Top
The most recent block at the tip of the chain.
Chainalysis
A blockchain analytics firm providing tools to track cryptocurrency transactions for compliance, investigations, and research.
Chainalysis KYT
Know Your Transaction, Chainalysis's real-time transaction monitoring service.
Chainflip
A cross-chain DEX protocol enabling native asset swaps without wrapped tokens.
Chainlink
A decentralized oracle network that connects smart contracts to real-world data, APIs, and cross-chain communication.
Chainlink Staking
Chainlink's program allowing LINK holders to earn rewards by staking to secure oracle services.
Chainlink VRF
Chainlink's Verifiable Random Function service for on-chain randomness.
Chande Momentum Oscillator
A momentum indicator calculated from sum of recent gains vs. losses.
Changelly
A popular non-custodial crypto swap service.
Changpeng Zhao (CZ)
The founder and former CEO of Binance, one of the most recognizable figures in crypto.
Chargeback
A reversal of a payment, typically initiated by a credit card issuer; cryptocurrency transactions are generally not reversible.
Charting Library
Software like TradingView that provides interactive financial charts.
Check Order
An order placed to verify a venue's execution quality.
Checksum
A value used to detect errors in data.
Cherry-Pick
Selectively applying code changes or data points.
Chia (XCH)
A proof-of-space-and-time cryptocurrency emphasizing energy-efficient consensus.
Chicken Bond
A Liquity DeFi product bundling stablecoin yield with bonding mechanics.
Chief Risk Officer (CRO)
Executive role, increasingly common in institutional crypto.
Childhood Chain
A nickname for long-dormant subnets or child chains in modular ecosystems.
Chiliz (CHZ)
A blockchain platform powering fan tokens for sports teams.
Chunkchain
Informal term for sharded chains with chunked data.
Circle
The US company that issues USDC and provides stablecoin payment infrastructure.
Circle Arc (Arc Chain)
Circle's enterprise blockchain initiative.
Circuit Breaker
A mechanism halting trading when prices move beyond set limits, increasingly used in DeFi.
Circulating Supply
The number of coins or tokens currently available and tradable in the market, excluding locked or burned tokens.
CLARITY Act
US legislation proposing a clear regulatory framework defining which digital assets are securities versus commodities.
Clawback
The ability to reverse or reclaim a transaction, a feature typically absent in decentralized cryptocurrencies.
Clear Signing
Showing users the full human-readable details of a transaction before signing, a safer UX pattern.
Cleartext
Unencrypted data; also called plaintext.
Client
Software that connects to a blockchain network, such as Geth or Erigon for Ethereum.
Client Diversity
The distribution of different software implementations across network nodes, important for resilience.
CLOB (Central Limit Order Book)
A traditional order-matching system used in centralized and some decentralized exchanges.
Close-Only Order
An order that only reduces position size, not extending it.
Closed Mint
An NFT drop restricted to an allowlist or specific participants.
Closed-Source Protocol
A protocol whose code is not publicly available, rare in crypto.
Cloud Mining
Renting mining hardware or hash power from a third-party provider rather than operating one's own equipment.
Cloud Node
A blockchain node running on cloud infrastructure.
Clubhouse (Crypto)
An audio social network once popular in crypto circles.
Cobie
A well-known crypto podcaster and trader.
Code Coverage
The percentage of a smart contract's code exercised by tests.
Coin Acceptance
Whether a coin is supported by wallets, exchanges, and merchants.
Coin Age
The product of coin quantity and how long it has been held, used in some PoS systems.
Coin Control
A wallet feature allowing precise selection of UTXOs for a transaction.
Coinbase Earn
A Coinbase feature rewarding users with crypto for completing educational tasks.
Coinbase Layer 2
See Base — Coinbase's incubated Ethereum Layer 2.
Coinbase Pro
Coinbase's former advanced trading platform, now merged into Coinbase Advanced.
Coinbase Reward
See Block Reward.
CoinGecko
A leading cryptocurrency data aggregator tracking prices, market caps, and on-chain metrics.
Coinjoin Server
A coordinating server facilitating CoinJoin transactions.
CoinList
A compliance-focused launchpad for vetted token offerings.
CoinMarketCap
A pioneering cryptocurrency market data platform, now owned by Binance.
CoinShares
A European-focused digital asset investment firm offering various crypto products.
CoinTracker
A leading portfolio tracking and tax reporting platform for crypto investors.
Cold Key
A private key stored offline in cold storage, never connected to the internet.
Cold Storage
Keeping cryptocurrency private keys completely offline to protect from online threats.
Cold Wallet
A hardware or paper wallet that stores private keys offline, offering strong security from remote attacks.
Collab Fi (Collabland)
Tools and services facilitating NFT-holder-gated access to communities.
Collateral
Assets pledged as security for a loan; if the borrower defaults, the collateral can be liquidated to repay the debt.
Collateralized Debt Position (CDP)
A smart contract position where users lock collateral to mint stablecoins, most notably in MakerDAO.
Collection
A group of related NFTs, usually sharing a theme, art style, or smart contract.
Commingling
Mixing customer funds with a company's operational funds, a major red flag that contributed to the FTX collapse.
Commit Message
A description of code changes in a repository.
Commit-Chain
A scaling construction committing state roots to a parent chain.
Commit-Reveal Scheme
A cryptographic technique where a value is first committed in hashed form, then later revealed, preventing front-running.
Committed Block
A block that has been finalized and cannot be reorganized.
Composability
The property of DeFi protocols being able to interact and build on top of one another like 'money legos.'
Composable DeFi
DeFi ecosystem where protocols seamlessly integrate and stack.
Compound Finance
A pioneering Ethereum-based algorithmic money market protocol for lending and borrowing.
Compound III (Comet)
The newer, simplified version of the Compound lending protocol.
Compound Interest
Interest earned on both the principal and accumulated interest.
Compounding
Reinvesting earnings back into a position so that future returns accrue on a growing principal.
Compression (zk)
Technique in zk-rollups to compress transaction data posted on-chain.
Concentrated Liquidity
A Uniswap v3 innovation that lets LPs concentrate their capital within custom price ranges for greater fee capture.
Conduit
A service that provides rollup-as-a-service infrastructure for launching custom L2s.
Conduit Orderbook
A type of aggregated order book across multiple venues.
Conduit Protocol
A rollup-as-a-service platform.
Confidential Computing
Computing in isolated secure environments (TEEs) to protect data.
Confirmation
An acknowledgment that a transaction has been included in a block; more confirmations mean greater finality.
Confirmation Time
The time required for a transaction to be sufficiently confirmed on a blockchain to be considered final.
Confirmed Transaction
A transaction included in a finalized block.
Consensus
The agreement among distributed nodes on the current state of a blockchain, achieved via algorithms like PoW or PoS.
Consensus Fault
A validator behavior violating consensus rules, typically resulting in slashing.
Consensus Mechanism
The specific algorithm (e.g., Proof of Work, Proof of Stake) a blockchain uses to achieve consensus.
Constant Function Market Maker
The general class of AMMs defined by invariant pricing functions.
Continuation Pattern
A chart pattern suggesting an existing trend will resume.
Continuous Auction
A market model where orders execute as they arrive, rather than in batches.
Continuous Token Model
A token issuance approach where new tokens are minted or burned dynamically based on a bonding curve.
Contract Address
The blockchain address where a smart contract is deployed and from which it can be called.
Contract Factory
A smart contract that creates other smart contracts, used for scalable deployments.
Convenience Yield
The implicit benefit of holding a spot asset versus a futures contract, reflected in the futures basis.
Convex Finance
A DeFi protocol that boosts yields for Curve Finance liquidity providers and CRV stakers.
Convex Protocol
A DeFi protocol boosting Curve LP rewards for users and governance participants.
Cookie Monster Token
Generic meme token name used for various projects.
Cope
Crypto slang for rationalizing losses or holding onto a losing position.
Cope Harder
A dismissive response to pessimists or bearish takes.
Core Protocol
The foundational rules of a blockchain or DeFi system.
Core Voltage
The voltage supplied to ASIC mining chips, adjusted during overclocking/underclocking.
Cosigner
A participant in a multisig wallet whose signature contributes to authorizing transactions.
Cosigner Key
One of multiple keys in a multisig setup.
Cosmos
An ecosystem of interoperable, application-specific blockchains connected via the Inter-Blockchain Communication (IBC) protocol.
Cosmos Hub
The central blockchain of the Cosmos ecosystem with its own ATOM token.
Cosmos SDK
A framework for building application-specific blockchains within the Cosmos ecosystem.
Cost Basis Tracker
Software tracking a portfolio's acquisition costs for tax purposes.
Counterbalance
An opposing position or hedging strategy.
Counterfactual Address
A Layer 2 or smart contract wallet address that exists deterministically before deployment.
Counterfactual Commitment
A commitment to an outcome determined by future conditions, used in L2 designs.
Counterparty Risk
The risk that the other party in a transaction fails to fulfill their obligations.
Coupon
In some protocols, a reward or yield payment; also used for DeFi bond structures.
Covenant Primitives
Proposed Bitcoin opcodes enabling transaction-restricting covenants.
Covenants (Bitcoin)
Proposed Bitcoin script improvements that would allow restrictions on how future transactions can spend outputs.
Crab Market
A sideways, range-bound market with no clear trend.
Creator Earnings
NFT royalties paid to creators on secondary sales.
Credit Enclave
A permissioned lending pool for vetted borrowers, used by Maple and others.
Credit Facility
A lending arrangement providing access to funds up to a set limit.
Credit Guild
A DeFi protocol offering community-managed lending.
Credit Line
A pre-approved borrowing capacity, emerging in DeFi for whitelisted users.
Cross-Chain
Interactions or asset transfers that span multiple blockchain networks.
Cross-Chain Liquidity Network
Infrastructure enabling liquidity access across multiple blockchains.
Cross-Chain Replay
Executing a transaction on one chain using data from another.
Cross-Margin
A margin mode that uses a trader's entire account balance to prevent liquidation, as opposed to isolated margin on one position.
Cross-Margin Collateral
Using a single collateral pool (including LSTs) across multiple positions and instruments.
Cross-Protocol Leverage
Taking leveraged positions across multiple DeFi protocols.
Crossover
In technical analysis, when two moving averages or indicators cross, often generating buy or sell signals.
Crypto Accounting
Specialized accounting practices for crypto-holding businesses.
Crypto Asset Service Provider (CASP)
A MiCA-defined category of regulated crypto businesses in the EU.
Crypto Bond
A fixed-income instrument issued on a blockchain, an emerging RWA category.
Crypto Card
A debit or credit card that lets users spend their cryptocurrency holdings at regular merchants, often with crypto cashback rewards.
Crypto Custody Insurance
Insurance products covering digital asset custodian losses.
Crypto Derivatives Clearing
The settlement and risk management of crypto derivatives contracts.
Crypto Lending Desk
A business providing large loans against crypto collateral.
Crypto Mentor
A person offering education and guidance about crypto, ranging from educators to scams.
Crypto Native
A person, company, or product that originated in and operates primarily within the crypto ecosystem.
Crypto Native Fund
An investment fund specializing in crypto, often run by crypto veterans.
Crypto News Cycle
The recurring pattern of news-driven market movements.
Crypto OG
An early participant in the crypto ecosystem.
Crypto Prime Broker
A broker providing unified trading, custody, and lending services to institutional crypto clients.
Crypto Research
The discipline of analyzing crypto assets, protocols, and markets.
Crypto Talent
Professionals working in the blockchain industry.
Crypto Taxation
The set of tax rules governing cryptocurrency gains, losses, and income.
Crypto Twitter (CT)
The informal community of crypto traders, founders, and analysts who use Twitter/X as their primary discussion venue.
Crypto Winter
An extended bear market in crypto marked by low prices, reduced volume, and declining investor interest.
Crypto Yellow Pages
Informal directories of crypto businesses and projects.
Crypto.com App
A popular retail crypto app offering trading, staking, and crypto cards.
Cryptoasset
Any digital asset secured by cryptography and recorded on a blockchain.
CryptoCom Exchange
Crypto.com's professional trading platform.
Cryptocurrency
A digital currency secured by cryptography and typically operating on a decentralized blockchain network.
Cryptography
The practice of secure communication using mathematical techniques, forming the foundation of blockchain security.
Cryptography Research Institute
Academic or private groups advancing cryptographic research.
CryptoKitties
An early Ethereum-based NFT collectibles game from 2017 that famously congested the network.
CryptoPunks
A set of 10,000 pixel art NFTs launched in 2017, considered the prototype for modern PFP collections.
CryptoPunks V1
The buggy first version of the CryptoPunks contract, later replaced by V2.
Cucked
Slang for being out-played or losing a trade, sometimes considered crude.
Cup and Handle
A bullish continuation pattern resembling a teacup with a small dip afterward.
Curve Crypto Pool
Curve's pool variant designed for non-pegged crypto assets.
Curve Finance
A decentralized exchange optimized for stablecoin and pegged-asset swaps with low slippage and fees.
Curve Gauge
Curve Finance's mechanism allocating CRV emissions to specific pools based on vote-weighted locks.
Curve V2
The second version of Curve, introducing pools for volatile, uncorrelated assets.
Custodial Exchange Hack
An attack on a custodial exchange resulting in loss of customer funds.
Custodial Risk
The risk associated with trusting a third party to hold your cryptocurrency.
Custodial Staking
Staking where a third party holds and stakes assets on the user's behalf.
Custodial Wallet
A wallet where a third party holds the private keys on behalf of the user.
Custodian
An entity responsible for safekeeping assets on behalf of clients.
Custody
The safekeeping of crypto assets, either self-custody (user holds keys) or third-party custody (exchange or qualified custodian).
Custom Gas Token
Alternative gas tokens used on some L2s or sidechains.
Cyborg Economy
Crypto slang for AI-plus-human collaborative economies.
Cypher Protocol
Generic name used by multiple crypto projects.
Cypherpunk
A member of a movement advocating privacy-enhancing technologies and cryptography, whose ideas influenced Bitcoin's creation.
D
DA Layer
See Data Availability — a modular blockchain layer specialized in making block data available to verifiers.
DAI
A decentralized, overcollateralized stablecoin soft-pegged to the US dollar, issued by MakerDAO.
Daily Close
The closing price of a daily candle, a key reference level.
DAO (Decentralized Autonomous Organization)
An organization governed by token holders through on-chain voting, with rules enforced by smart contracts.
DAO Delegate
A trusted participant to whom token holders delegate voting power.
DAO Treasury
Assets held by a DAO, managed via governance proposals.
DApp (Decentralized Application)
An application that runs on a decentralized blockchain network using smart contracts rather than a central server.
DApp Browser
A web browser or wallet feature that can interact with decentralized applications.
Dark Cloud Cover
A bearish two-candle reversal pattern where a red candle opens above the prior green candle's high but closes below its midpoint.
Dark Pool
A private venue for executing large trades without revealing order details to the public market until after execution.
Data Availability (DA)
The guarantee that block data is published and retrievable, a key concern for rollups and modular blockchains.
Data Availability Committee (DAC)
A committee that attests to the availability of data in some validium designs.
Data Availability Sampling (DAS)
A technique where light clients sample pieces of data to verify availability without downloading everything.
Data Token
A tokenized representation of access rights to a dataset, often used in decentralized AI.
DATco (Digital Asset Treasury Company)
A publicly traded company that holds significant cryptocurrency on its balance sheet as a core strategy, such as MicroStrategy.
DATUM
A Bitcoin mining protocol that shifts block construction authority from pools back to individual miners.
Day Trader Tax
Tax treatment for short-term traders, often higher than long-term rates.
Day Trading
A trading strategy of opening and closing positions within the same day to profit from short-term price movements.
DCF (Discounted Cash Flow)
A valuation method increasingly applied to DeFi protocols with revenues.
Dead Cat Bounce
A brief, short-lived recovery in the price of a declining asset before the downtrend resumes.
Dead Man's Switch
A mechanism that triggers an action if the user fails to check in, useful for estate planning.
Dead Mint
An NFT drop that failed to attract significant buyer interest.
DeAI (Decentralized AI)
AI systems whose compute, data, or governance is decentralized via blockchain.
Death Cross
A bearish technical pattern when a short-term moving average crosses below a long-term moving average, typically the 50-day crossing below the 200-day.
Debt Cap
A limit on the total debt a DeFi protocol will issue, controlling risk.
Decentralization
The distribution of power, control, and data across many participants instead of a single authority.
Decentralized AI
The intersection of decentralized infrastructure and artificial intelligence.
Decentralized Credit
Lending conducted via DeFi protocols rather than traditional banks.
Decentralized GPU
Networks like io.net and Render providing decentralized GPU compute.
Decentralized Identity (DID)
Self-sovereign identity systems using blockchain infrastructure.
Decentralized Inference
Running AI inference workloads on decentralized infrastructure.
Decentralized Insurance
Coverage products offered on-chain, such as Nexus Mutual.
Decentralized Options Vault (DOV)
A vault executing systematic options strategies for retail users.
Decentralized Savings
Interest-bearing deposit products offered by DeFi protocols, such as DSR.
Decentralized Search
Search engines built on blockchain or decentralized infrastructure.
Deep State FUD
Conspiracy-themed FUD invoking government or institutional actors.
DeepSeek
A Chinese AI lab whose models are sometimes used as low-cost LLMs in crypto AI applications.
Default Risk
The risk a borrower fails to repay a loan, relevant in uncollateralized DeFi lending.
Defense in Depth
A security strategy using multiple layers of protection.
DeFi (Decentralized Finance)
Financial services built on public blockchains using smart contracts, operating without traditional intermediaries like banks.
DeFi 2.0
A second wave of DeFi protocols addressing liquidity ownership, capital efficiency, and sustainable yield.
DeFi Safety
An independent rating platform for DeFi protocol security.
DeFiChain (DFI)
A blockchain dedicated to decentralized finance applications anchored to Bitcoin.
Deflationary Token
A token whose supply decreases over time, typically through burning mechanisms, creating upward price pressure.
Degen (Degenerate)
A crypto trader who takes on extreme risk, often chasing speculative high-yield opportunities; used affectionately within the community.
Degen Score
A fun metric measuring how much crypto risk-taking behavior a wallet exhibits.
Delay Fee
A penalty paid for delayed action in some DeFi protocols.
Delegated Proof of Stake (DPoS)
A consensus mechanism where token holders vote for a limited number of delegates who produce blocks on their behalf.
Delisting
The removal of a cryptocurrency from an exchange's trading pairs.
Delta Neutral
A trading strategy that balances long and short exposure to eliminate directional price risk.
Delusional Mindset (Crypto)
The optimism often required to hold through deep drawdowns.
DePAI (Decentralized Physical AI)
Networks combining DePIN physical hardware with AI workloads.
DePIN (Decentralized Physical Infrastructure Networks)
Networks that use token incentives to coordinate real-world physical infrastructure like wireless networks, GPU compute, or sensors.
Deposit Cap
A limit on the total deposits a DeFi protocol or vault will accept.
Deposit Token
A tokenized deposit claim against a regulated bank, usable for on-chain settlement of tokenized RWAs.
Deposit Window
The time window during which deposits for a specific opportunity are accepted.
Derivation Path
A hierarchical structure defining how addresses are derived from a seed phrase.
Derivative
A financial contract whose value is derived from an underlying asset; in crypto, common types include futures, options, and perpetual swaps.
Derivative NFT
An NFT project based on an existing IP or collection, often paying homage or parodying.
Derivative Smart Contract
A smart contract implementing derivative logic such as options or futures.
Descending Broadening Wedge
A bullish reversal pattern with widening downward-sloping lines.
Descending Channel
A price channel sloping downward with parallel support and resistance lines.
Descending Staircase
A chart pattern of successive lower highs and lower lows defining a downtrend.
Descending Triangle Pattern
A bearish continuation pattern with flat support and declining resistance.
Desktop Wallet
A cryptocurrency wallet installed as software on a personal computer.
DESO
Decentralized social protocols and apps built on blockchain infrastructure.
Deterministic Signatures
Signatures that are reproducible given the same key and message, used in modern crypto signing.
Deterministic Wallet
A wallet that derives all addresses and keys from a single seed, allowing full backup with one recovery phrase.
DEX (Decentralized Exchange)
A peer-to-peer exchange operating on smart contracts, allowing token trading without a custodial intermediary.
DEX Aggregator
A service that routes trades across multiple decentralized exchanges to find users the best price with lowest slippage.
DEX Routing
Technology finding the best path for a token swap across pools or chains.
Diamond Hands
Slang for an investor who holds their assets through heavy volatility and refuses to sell.
Diamond Standard
ERC-2535, a smart contract standard that enables modular, upgradeable contracts.
DID (Decentralized Identifier)
A user-controlled, self-sovereign identifier stored on a blockchain that does not rely on a central authority.
Difficulty
A measure of how hard it is to find the next block in a proof-of-work blockchain; adjusts periodically to maintain target block time.
Difficulty Adjustment
The scheduled recalibration of mining complexity that maintains target block times, happening every 2,016 blocks on Bitcoin.
Difficulty Bits
A compact representation of a block's target difficulty in the block header.
Difficulty Bomb
A mechanism that exponentially increases Ethereum's mining difficulty, originally intended to push the transition to proof of stake.
Digital Signature
A cryptographic proof that a message or transaction was authorized by the holder of a specific private key.
Discord
A chat platform widely used by crypto and NFT communities for announcements, support, and group discussion.
Discord Trust Bot
Bots verifying users based on holdings before granting access.
Disinflationary Token
A token whose rate of new issuance decreases over time, slowing supply growth.
Distributed Ledger
A database whose records are shared and synchronized across multiple geographic locations and participants.
Distribution Rewards
Rewards distributed to token holders or stakers.
DLT (Distributed Ledger Technology)
The broader category of technologies, including blockchain, that maintain shared records across distributed nodes.
DMI (Directional Movement Index)
A set of indicators including ADX, +DI, and -DI used to measure trend direction and strength.
Doge Army
The informal community of Dogecoin enthusiasts.
Doji
A candlestick with nearly identical open and close prices, signaling market indecision.
Doji Candle
A candlestick with virtually identical open and close, signaling indecision.
Dollar Peg
A stablecoin's target of being worth $1.00.
Dollar-Cost Averaging (DCA)
Investing a fixed amount at regular intervals regardless of price to reduce the impact of volatility.
Dominance
The proportion of total crypto market capitalization held by a specific asset, most often Bitcoin.
Dominance Cycle
The recurring pattern of BTC and ETH dominance fluctuating over market cycles.
Doodles
A popular NFT PFP collection known for its pastel artwork.
DORA (Digital Operational Resilience Act)
EU regulation on operational resilience for financial entities including crypto firms.
Double Bottom
A bullish reversal pattern where price tests the same support level twice before rallying.
Double Spend
The risk of spending the same cryptocurrency twice, which blockchain consensus is designed to prevent.
Double Spending Attack
See Double Spend.
Double Top Pattern
A bearish reversal pattern where price tests the same resistance level twice before declining.
DoubleSpend Attack
An attack attempting to spend the same coins in two different transactions; defeated by confirmation depth and majority honest nodes.
Downtime (Mining)
Periods when a miner is non-operational due to maintenance, power issues, or hardware faults.
DPoS
See Delegated Proof of Stake.
DRAFT (Decentralized Reputation and Finance Token)
Various governance tokens in emerging DeFi ecosystems; exact meaning varies by project.
Draw Down Period
The time to return to a peak after a drawdown.
Drawdown
The peak-to-trough decline of an asset or portfolio, expressed as a percentage.
Drift Protocol
A decentralized perpetuals exchange on Solana.
Drop
The scheduled release of a new NFT collection or token to the public.
Drop Calendar
A listing of upcoming NFT launches.
Drop-Through
In trading, a sharp decline through key support.
Droplet
Small unit or allocation, meaning varies by context.
Dual Yield
A strategy earning yield in two forms simultaneously, such as interest plus token rewards.
Dust
Very small cryptocurrency amounts left over from transactions, often too small to spend economically due to fees.
Dust Transaction
Sending a tiny amount of crypto, sometimes as part of attacks like dusting or UTXO spam.
Dusting Attack
A tactic in which an attacker sends tiny amounts of crypto to many addresses to attempt to de-anonymize the owners.
Dutch Auction
An auction format that starts at a high price and decreases until a buyer accepts, used by some NFT and token sales.
Dutch Auction Refund
Refunding overpayments in a Dutch auction, practiced by some NFT drops.
Dwolla
A US-based payments platform, involved in the early Bitcoin economy.
dYdX
A decentralized exchange specializing in perpetual futures trading.
dYdX V4 Chain
dYdX's move from Ethereum to a dedicated Cosmos-based blockchain.
Dynamic Fees
Fees that adjust automatically based on market conditions, used in some AMMs.
Dynamic NFT
An NFT whose metadata changes over time or based on external conditions.
DYOR (Do Your Own Research)
A universal crypto reminder to investigate a project thoroughly before investing.
E
Ecash
A form of digital cash proposed by David Chaum in 1983, a precursor concept to modern cryptocurrencies.
ECDSA (Elliptic Curve Digital Signature Algorithm)
The cryptographic signature algorithm used by Bitcoin and Ethereum to authorize transactions.
Eclipse
A Solana Virtual Machine-based Ethereum Layer 2, combining Solana's speed with Ethereum's security.
Eclipse Attack
A network attack that isolates a targeted node by controlling all of its peer connections.
EDS (Emission Decay Schedule)
A planned reduction in token emissions over time.
Efficiency Delta (Mining)
The difference between a miner's reported hashrate and the hashrate the pool records.
EigenLayer
A restaking protocol on Ethereum that lets users re-use staked ETH to provide security to additional services called AVSs.
EIP (Ethereum Improvement Proposal)
A formal proposal for changes to Ethereum's protocol or standards.
EIP-1559
An Ethereum upgrade that introduced a base fee burn mechanism, reducing ETH supply under heavy network usage.
EIP-7702
An Ethereum proposal enabling EOAs to temporarily act as smart contract wallets for improved UX.
Elastic Supply
Tokens that adjust supply via rebasing rather than fixed emission.
Elder Ray Index
An indicator measuring buying and selling pressure using EMAs of highs and lows.
Electron
The framework behind many desktop crypto wallets.
Electrum
A long-standing, popular desktop Bitcoin wallet known for its flexibility and multisig support.
Elixir
A decentralized market-making protocol that provides liquidity across both CEXs and DEXs.
Elixir dAMM
Elixir's market-making protocol for DEX liquidity.
Elliott Wave Theory
A technical analysis framework that prices move in repetitive 5-wave impulse and 3-wave corrective patterns.
Elliptic Curve
A type of mathematical curve used in public-key cryptography to generate cryptocurrency keys.
Elon Effect
Market moves triggered by Elon Musk's statements or tweets.
Emission
The rate at which new tokens are created and distributed in a network.
Emission Cliff
A sudden drop in emissions after a certain point.
Emission Schedule
A predefined timeline specifying how and when new tokens are issued.
Empty Block Mining
Producing a block containing only the coinbase transaction, often during rapid block races.
Encrypted Backup
A backup of wallet data protected by a password.
Encrypted Mempool
A mempool in which pending transactions are encrypted until inclusion, mitigating MEV.
Encryption Key
A cryptographic key used to encrypt or decrypt information.
Engulfing Candle
A two-candle pattern where the second candle fully engulfs the first, signaling a potential reversal.
Enigma Mining Rig
Generic term for a heavily customized or clandestine mining setup.
ENS (Ethereum Name Service)
A decentralized domain name service on Ethereum that maps human-readable names (e.g., alice.eth) to addresses and resources.
Enshrined Proof of Stake
Integrating PoS-related services directly into the protocol rather than as external layers.
Enterprise Ethereum Alliance (EEA)
An industry association promoting enterprise adoption of Ethereum-based technology.
Enzyme (Melon)
A DeFi asset management protocol for on-chain fund managers.
EOA (Externally Owned Account)
An Ethereum account controlled by a private key, as opposed to a smart contract account.
Epistocracy (Governance Critique)
Rule by the knowledgeable, sometimes referenced in DAO design debates.
Epoch
A defined time period in a blockchain used for events like staking reward calculations or validator rotations.
Epoch (Mining)
A life cycle marked by a halving event, roughly four years on Bitcoin.
Equity Airdrop
Distributing project tokens tied to equity to shareholders.
ERC-1155
An Ethereum multi-token standard that supports both fungible and non-fungible tokens in a single contract.
ERC-20
The Ethereum standard for fungible tokens, enabling broad compatibility with wallets and exchanges.
ERC-404
An experimental semi-fungible token standard that merges ERC-20 and ERC-721, allowing native fractionalization of NFTs.
ERC-4337
The Ethereum standard that enables account abstraction without protocol-level changes, allowing smart contract wallets.
ERC-4626
A tokenized vault standard that standardizes yield-bearing contracts for DeFi composability.
ERC-4907
A rental NFT standard introducing a built-in rental functionality.
ERC-721
The Ethereum standard for non-fungible tokens (NFTs), where each token has a unique ID.
Ergon
A Bitcoin sidechain enabling smart contracts.
Escaped Value
See MEV.
Escrow
An arrangement where a third party (often a smart contract) holds funds until conditions of a transaction are met.
ESMA
The European Securities and Markets Authority overseeing EU securities markets and MiCA implementation.
ETF (Exchange-Traded Fund)
A regulated fund traded on stock exchanges that tracks the price of an asset or index; spot Bitcoin and Ether ETFs are now available in multiple jurisdictions.
ETH
The native cryptocurrency of Ethereum, used to pay gas fees, stake, and serve as DeFi collateral.
Ethash
The former proof-of-work hashing algorithm used by Ethereum prior to the Merge.
Ethena
A synthetic dollar protocol that generates yield through delta-neutral basis trades.
Ether
See ETH.
Etherchain
An alternative Ethereum block explorer.
Ethereal
Various protocols named Ethereal across chains.
Ethereum
The largest smart contract platform by market cap, enabling DApps, DeFi, and NFTs through a global programmable blockchain.
Ethereum Classic (ETC)
The original Ethereum chain that survived the 2016 DAO hack fork, now an independent network.
Ethereum Foundation
The non-profit organization supporting Ethereum's development.
Ethereum Merge Ratio
The ratio of staking activity to non-staking activity after the Merge.
Ethereum Pectra Upgrade
A major scheduled Ethereum upgrade bundling multiple EIPs for scalability and UX improvements.
Ethereum Prague-Electra
See Pectra upgrade.
Ethereum Roadmap
Ethereum's multi-phase plan including the Surge, Scourge, Verge, Purge, and Splurge.
Ethereum Yellow Paper
The formal technical specification of Ethereum by Gavin Wood.
Etherscan
The most widely used block explorer for the Ethereum blockchain.
Etherscan Gas Tracker
A popular tool to monitor current Ethereum gas prices across confirmation speeds.
Ethical Hacking
Security research conducted with permission to improve protocol security.
Euler Finance
A DeFi lending protocol known for permissionless listings; hacked in 2023, funds later recovered.
Event Log
A record of events emitted by a smart contract, commonly used for off-chain indexing.
Evergreen Protocol
A protocol designed to operate sustainably without ongoing subsidies.
EVM (Ethereum Virtual Machine)
The runtime environment that executes Ethereum smart contracts; many other blockchains are 'EVM-compatible.'
Exahash (EH/s)
A hashrate unit equal to one quintillion hashes per second, used to measure Bitcoin network hashrate.
Exchange
A platform where users can buy, sell, and trade cryptocurrencies and other digital assets.
Exchange Balances
The total crypto held on exchanges, tracked as a supply and behavior indicator.
Execution Layer
The component of a modular blockchain responsible for processing transactions and updating state.
Exit Liquidity
The buyers who absorb coins when early holders or insiders sell, often used pejoratively for retail entering late.
Exit Scam
When a project's team disappears with investor funds, often after building hype through marketing.
Exit Strategy
A predefined plan for closing an investment position, often including price targets and stop-losses.
Expected Shortfall
A risk measure indicating the expected loss in the worst cases.
Exploit
Taking advantage of a vulnerability in smart contract code or protocol logic to extract funds improperly.
Extended Validation (EV)
A higher-assurance certificate standard; crypto platforms sometimes use it.
External Audit
A security or accounting review performed by an outside firm.
Ezra Finance
Various DeFi protocols use this label.
F
F2Pool
One of the world's largest and oldest Bitcoin mining pools.
Face ID Wallet
A mobile wallet leveraging Apple's Face ID biometric for authentication.
Fair Launch
A token distribution with no pre-mine, pre-sale, or insider allocations, giving all participants equal early access.
Fakeout
A false breakout or breakdown that reverses direction shortly after triggering traders into the wrong side.
Falling Wedge
A bullish reversal pattern with two downward-sloping converging lines, breaking to the upside.
Fan Token
A digital asset issued by sports teams or celebrities that grants fans voting rights, perks, or exclusive experiences.
Farcaster
A decentralized social protocol built on Ethereum, popular among crypto-native users.
FATF (Financial Action Task Force)
The international body setting AML standards, including the Travel Rule for crypto.
FatMan
Anonymous prominent investigator of the Terra/LUNA collapse.
Faucet
A service that dispenses small amounts of cryptocurrency, often free, for testing or onboarding purposes.
FBA (Frequent Batch Auction)
A market-design alternative to continuous trading that reduces latency arbitrage by batching orders.
FDV (Fully Diluted Valuation)
The market cap of a token assuming its entire maximum supply is in circulation.
Fear & Greed Index
A composite sentiment indicator that measures crypto market emotion on a scale from extreme fear to extreme greed.
Federated Sidechain
A sidechain secured by a federation of trusted validators rather than pure PoW or PoS.
Fee Switch
A governance lever (e.g., in Uniswap) that can redirect a portion of protocol fees to token holders.
Fei / Tribe
Former DeFi stablecoin and governance ecosystem.
Fei Protocol
A defunct algorithmic stablecoin protocol that merged with Rari Capital.
Fetch.ai (FET)
A decentralized AI agent platform, part of the Artificial Superintelligence Alliance.
Fiat
Government-issued currency that is not backed by a physical commodity, such as the US dollar or euro.
Fiat Off-Ramp
A service that converts cryptocurrency back into fiat currency.
Fiat On-Ramp
A service that converts fiat currency into cryptocurrency.
Fiat-Collateralized Stablecoin
A stablecoin backed 1:1 by reserves of fiat currency held in a custodian (e.g., USDC, USDT).
Fibonacci Extension
Projections beyond 100% of a prior move using Fibonacci ratios to target price objectives.
Fibonacci Retracement
Horizontal lines marking potential support and resistance at Fibonacci ratios of a prior move.
Fidenza
A famous generative art series on Art Blocks by Tyler Hobbs.
FIFO (First In, First Out)
An accounting method assuming the earliest purchased coins are the first sold, commonly used for tax reporting.
Fiji Water
Slang in crypto Twitter referring to fake luxury signals.
Filecoin (FIL)
A decentralized storage network rewarding providers in FIL tokens.
Fill or Kill (FOK)
An order type that must be executed immediately and in its entirety or canceled.
Finality
The guarantee that a completed transaction cannot be reversed or altered.
FinCEN
The US Financial Crimes Enforcement Network, which regulates money services businesses including crypto exchanges.
FinCEN Guidance
Regulatory guidance from the US Treasury's Financial Crimes Enforcement Network.
Fireblocks
A leading institutional crypto custody and transfer platform using MPC.
FIT21
The Financial Innovation and Technology for the 21st Century Act, US legislation allocating crypto oversight between CFTC and SEC.
FIT21 Act
US legislation (2024) aimed at creating a framework for digital asset regulation between CFTC and SEC.
Fixed Supply
A cryptocurrency with a hard cap on its total number of units, such as Bitcoin's 21 million.
Flagpole
The sharp directional price move preceding a flag or pennant pattern.
Flash Loan
An uncollateralized DeFi loan that must be borrowed and repaid within a single transaction block.
Flash Loan Attack
An exploit that uses large flash-loaned capital to manipulate prices or protocol logic within one transaction.
Flash Mint
Minting tokens and repaying them in the same transaction, enabling flash-loan-like capital.
Flashbots
A research and development organization focused on mitigating the negative externalities of MEV on Ethereum.
Flip
Quickly reselling a recently purchased NFT or token for a short-term profit.
Flippening
A hypothetical future event where Ethereum overtakes Bitcoin in market capitalization.
Floki (FLOKI)
A memecoin inspired by Elon Musk's dog.
Floor Price
The lowest listed price for any item in an NFT collection, a common health indicator for PFP sets.
Fog of War
A blockchain privacy concept referring to obscured knowledge about transactions or states, used in MEV mitigation.
Fomo (Fear of Missing Out)
Anxiety or urgency that pushes traders to buy into a rising market to avoid missing further gains.
Force Index
An oscillator using price and volume to measure buying and selling pressure.
Fork
A change or divergence in a blockchain's protocol; can be a soft fork (backward compatible) or hard fork (incompatible).
Form 1099-DA
A proposed US tax form requiring crypto brokers to report customer transactions to the IRS.
Foundry USA
A US-based Bitcoin mining pool owned by Digital Currency Group.
Fractional NFT (F-NFT)
An NFT divided into multiple tokens that represent partial ownership, enabling broader participation in high-value assets.
Franklin Templeton OnChain US Government Money Fund (FOBXX)
A tokenized money market fund by Franklin Templeton available on public blockchains.
Frax Ether (frxETH)
Frax's liquid ETH staking product.
Frax Finance (FRAX)
A stablecoin protocol using a partially algorithmic and partially collateralized model.
Fraxlend
Frax's permissionless lending market.
Free Mint Day
A day where free NFTs are being minted, often driving network congestion.
Friend.tech
An early decentralized SocialFi app where users traded tokenized shares of creators' social circles.
Frog Nation
The community around Wonderland DAO, now largely defunct.
Front-Running
Placing a transaction ahead of a known pending transaction to profit from its expected price impact.
FTX
A former leading crypto exchange founded by Sam Bankman-Fried that collapsed in November 2022 due to misuse of customer funds.
FUD (Fear, Uncertainty, Doubt)
The spreading of negative information, often misleading, to drive down an asset's price or damage a project.
Full Node
A node that downloads and independently verifies every block and transaction on a blockchain.
Fundamental Analysis (FA)
Evaluating an asset's value based on underlying factors like technology, adoption, revenue, and team.
Fundamental Yield
Yield generated from genuine protocol revenue rather than token emissions.
Funding Rate
A periodic payment exchanged between long and short traders in perpetual futures to anchor the contract price to spot.
Fungible Token
A token that is interchangeable with other tokens of the same type, like a dollar bill or BTC.
Futures Contract
A derivative contract to buy or sell an asset at a predetermined price on a specific future date.
G
Gambler's Fallacy
The mistaken belief that past outcomes affect future independent probabilities, common bias in trading.
GameFi
The intersection of gaming and decentralized finance, where blockchain games incorporate play-to-earn and token economies.
GameStop NFT
GameStop's NFT marketplace launched and later discontinued, part of crypto-gaming experiments.
Gann Analysis
A technical analysis method combining geometric angles and time cycles developed by W.D. Gann.
Gap (Chart)
An area on a chart where price jumps without trading, leaving a void between candles.
Gas
The fee paid to execute a transaction or smart contract on Ethereum and similar blockchains, denominated in the native token.
Gas Fee
The amount of cryptocurrency paid to validators/miners to include a transaction in a block.
Gas Limit
The maximum amount of gas a user is willing to spend on a transaction.
Gas Price
The amount of ETH (usually denominated in gwei) paid per unit of gas.
Gas Token
A token that can be minted when gas is cheap and redeemed when gas is expensive to save on fees; made largely obsolete by EIP-1559.
Gas War
Intense competition for block inclusion during high demand, driving gas prices to extreme levels.
Gavin Wood
Co-founder of Ethereum and founder of Polkadot, credited with coining the term 'Web3.'
Gemini
A US-regulated cryptocurrency exchange founded by the Winklevoss twins.
Generational Wealth
Crypto aspiration of accumulating wealth lasting multiple generations.
Generative Art
Art produced by algorithmic systems, often with randomness at mint.
Genesis Block
The first block of a blockchain, with block height zero.
GENIUS Act
US legislation establishing a federal framework for payment stablecoins.
Gensler Era
The period of aggressive US SEC enforcement under chair Gary Gensler (2021-2025).
GetBlockTemplate (GBT)
An open mining protocol allowing miners to construct their own block templates.
Geth
The Go-Ethereum client, one of the most widely used Ethereum execution clients.
GH/s (Gigahash per second)
A hashrate unit equal to one billion hashes per second.
Gigabrain
Slang for someone with exceptional analytical ability.
GM (Good Morning)
A friendly greeting popular in crypto Twitter/X and Discord communities.
GMX
A popular decentralized perpetuals exchange originally on Arbitrum, known for multi-asset pool model.
GMX GLP
GMX's liquidity provider token representing a multi-asset pool.
GN (Good Night)
A common sign-off on crypto social media.
Gnosis Chain (xDAI)
A stable payment-focused blockchain using xDAI as its native gas token.
Gnosis Safe
See Safe — a widely used multisignature smart contract wallet.
Golden Cross
A bullish signal when a short-term moving average crosses above a long-term moving average, typically the 50-day crossing above the 200-day.
Good Till Cancelled (GTC)
An order that remains active until filled or manually canceled.
Governance Attack
A hostile takeover attempt on a DAO by accumulating voting power to pass malicious proposals.
Governance Escrow (veToken)
Tokens locked in exchange for time-weighted voting power, popularized by Curve.
Governance Token
A token that grants holders voting power over the rules and parameters of a protocol or DAO.
GPU Mining
Cryptocurrency mining using graphics processing units rather than specialized ASIC hardware.
Gradient Descent (AI context)
An ML optimization algorithm; in crypto AI networks, used by agents to improve over time.
Grants Program
A fund distributed by a foundation or DAO to support ecosystem development.
Grayscale
A leading crypto asset management firm best known for its suite of crypto trusts and ETFs.
Greeks
Options trading metrics (delta, gamma, theta, vega, rho) that describe an option's price sensitivity to various factors.
Green Candle Season
Prolonged periods of rising prices.
Grift
A scheme or scam, often applied to crypto influencers pushing questionable projects.
Grok
xAI's large language model, used by some crypto AI agents and trading systems.
Gwei
A denomination of ETH equal to one billionth of an ETH, commonly used to express gas prices.
H
Hacker
A person who attempts to exploit vulnerabilities in software; can be white-hat (ethical) or black-hat (malicious).
Halving
A pre-scheduled event, most famously in Bitcoin, that cuts block rewards in half approximately every four years.
HAM (Hyper Active Mode)
Slang for aggressive trading or engagement.
Hammer Candle
A bullish reversal candlestick with a small body and long lower wick, appearing at the bottom of a downtrend.
Hammer Pattern
A bullish reversal candle with a small body near the top and a long lower wick.
Hanging Man
A bearish reversal candle resembling a hammer but appearing at the top of an uptrend.
Harami Pattern
A two-candle reversal pattern where the second candle is contained within the first's body.
Hard Cap
The maximum amount of funds a token sale is willing to raise, or the maximum supply of a cryptocurrency.
Hard Fork
A non-backward-compatible blockchain upgrade that creates a permanent divergence between the old and new chains.
Hard Wallet
See Hardware Wallet.
Hardware Security Module (HSM)
A dedicated device for managing and protecting cryptographic keys, used by institutions.
Hardware Wallet
A dedicated physical device that stores a user's private keys offline, offering strong security for long-term holdings.
Harmonic Patterns
Advanced chart patterns based on Fibonacci retracements, such as Gartley, Butterfly, and Bat.
Hash
The fixed-length output of a cryptographic hash function, used to identify blocks, transactions, and data in a blockchain.
Hash (Mining)
The output of a cryptographic hash function used to verify blocks in PoW mining.
Hash Function
A one-way mathematical function that converts arbitrary input into a fixed-size output, such as SHA-256.
Hash Power / Hash Rate
The total computational power being used on a proof-of-work network to mine and validate transactions.
Hashgraph
An alternative consensus algorithm to blockchain that uses a directed acyclic graph for transaction ordering, popularized by Hedera.
Hashmasks
An early PFP project using rarity via naming system.
Hashprice
A market-driven measure of expected mining revenue per unit of hashrate.
Hashrate (Network)
The total computational power securing a proof-of-work blockchain.
Have Fun Trading
Crypto Twitter sign-off wishing others well.
HD Wallet
A hierarchical deterministic wallet that generates all addresses and keys from a single seed phrase.
Head and Shoulders Pattern
A classic bearish reversal pattern with three peaks, the middle being the highest.
Heat Recapture
Using waste heat from mining rigs for space heating or other purposes.
Hedera
An enterprise-grade public distributed ledger using hashgraph consensus rather than traditional blockchain.
Hedge
Taking an offsetting position to reduce risk from adverse price movements in an underlying asset.
Hedge Fund
An actively managed investment fund using various strategies to generate returns, increasingly active in crypto.
Heikin Ashi
A modified candlestick chart using averaged data to smooth price action.
Helius
A Solana RPC infrastructure provider powering many apps in the ecosystem.
HEX
A controversial Ethereum-based token marketed as 'certificate of deposit' by Richard Heart.
HFSP (Have Fun Staying Poor)
A dismissive crypto-slang retort to skeptics or sellers.
HIFO (Highest In, First Out)
A tax accounting method assuming the highest-cost lots are sold first to minimize gains.
High-Frequency Trading (HFT)
Algorithmic trading strategies that execute large numbers of orders at very high speeds to exploit small price inefficiencies.
HODL
A deliberate misspelling of 'hold,' meaning to retain a cryptocurrency long-term through market volatility.
Holder
A person or entity that owns a particular cryptocurrency.
Holder Count
The number of unique wallets holding NFTs from a collection, a distribution metric.
Honeypot
A malicious smart contract that allows deposits but blocks withdrawals, trapping victims' funds.
Hopium
False optimism, a combination of 'hope' and 'opium.'
Hot Key
A private key stored on an internet-connected device, convenient but more exposed to attacks.
Hot Wallet
A cryptocurrency wallet connected to the internet, offering convenience but less security than cold storage.
Hourly Funding
The periodic funding rate payment typical in perpetual futures contracts.
Howey Test
The US legal test from SEC v. Howey to determine if something is an investment contract (security).
HPC (High-Performance Computing)
Specialized computing used in mining, AI training, and intensive data processing.
HTX
The rebranded name for the Huobi exchange.
Huobi
A long-established global cryptocurrency exchange, now rebranded HTX.
Hybrid Consensus
A consensus mechanism combining multiple approaches, such as PoW and PoS.
Hyperlane
A permissionless interoperability protocol enabling any chain to send messages to any other chain.
Hyperledger
An open-source enterprise blockchain framework hosted by the Linux Foundation.
Hyperliquid
A high-performance Layer 1 blockchain and perpetual futures DEX that dominated 2025-26 perp DEX market share with sub-second finality.
Hyperstable
Various experimental stablecoin designs.
I
Ichimoku Cloud
A comprehensive Japanese technical indicator system showing support, resistance, trend, and momentum.
ICO (Initial Coin Offering)
A fundraising method in which a project sells new tokens to early investors, popularized during the 2017 boom.
Ico Clown
Pejorative term for ICO-era scammers or bad actors.
ICP (Internet Computer)
A blockchain network that aims to host full web applications entirely on-chain.
Idempotent
A property where repeating an operation yields the same result, important in cross-chain messaging.
Idle Finance
A yield aggregator protocol.
IDO (Initial DEX Offering)
A token launch conducted on a decentralized exchange, typically through a launchpad.
IEO (Initial Exchange Offering)
A token sale conducted on and vetted by a centralized exchange.
iGain
A tokenized variable rate exposure product.
Igloo Inc.
The parent company of Pudgy Penguins, expanding into consumer products.
Immersion Cooling
Submerging mining hardware in dielectric fluid to improve cooling efficiency.
Immutable
A property of blockchains meaning that once data is recorded it cannot be altered or deleted.
Immutable Protocol
A smart contract protocol deployed without upgrade mechanisms.
Immutable X
An Ethereum Layer 2 scaling solution specialized for NFTs, offering gasless minting and instant trading.
Impermanent Loss
The temporary loss liquidity providers experience when the relative prices of pooled assets diverge, compared to simply holding.
Inactive Supply
Tokens that have not moved in an extended period, often used as a proxy for long-term holder conviction.
Incremental Funding
Releasing capital to a project in tranches tied to milestones, rather than upfront.
Index Token
A token representing a basket of underlying crypto assets, similar to an ETF.
Inflation
The rate at which a cryptocurrency's supply expands over time, or general price increase in an economy.
Inflationary Token
A token whose supply grows over time, typically via block rewards or emissions.
Injective
A Layer 1 blockchain optimized for decentralized finance and derivatives trading.
INO (Initial NFT Offering)
A public launch of NFTs via a launchpad as a fundraising mechanism.
Inscribe
To record arbitrary data on a Bitcoin satoshi via the Ordinals protocol.
Inscription
Content (images, text, code, tokens) permanently attached to a satoshi using the Bitcoin Ordinals protocol.
Insider Trading
Trading based on material non-public information, which is illegal in traditional markets and controversial in crypto.
Institutional Investor
A large entity such as a hedge fund, pension fund, or corporation that invests on behalf of others.
Insurance Fund
A pool of capital used by exchanges or protocols to cover losses during extreme market events.
Intent
An expression of a user's desired outcome (e.g., 'swap A for best price of B') that solvers fulfill, abstracting away transaction mechanics.
Intent Solver
An off-chain agent that competes to fulfill user intents in the optimal way.
Intent-Based Architecture
A blockchain design pattern where users express what they want and solvers compete to execute the optimal transaction path.
Interchain
Communication between sovereign blockchains, particularly within the Cosmos ecosystem via IBC.
Interest Rate Model
A protocol-defined curve determining DeFi lending rates based on utilization.
Internet Computer (ICP)
A Layer 1 network by Dfinity aiming to host web apps directly on-chain with reverse-gas model.
Interoperability
The ability of different blockchains to exchange information, assets, and logic with one another.
Inverse Cramer
A meme suggesting one should do the opposite of CNBC host Jim Cramer's recommendations.
Inverse Head and Shoulders
The bullish reversal counterpart of head and shoulders, forming at market bottoms.
IO.net
A DePIN project that aggregates GPU compute power for AI training and inference.
IPFS (InterPlanetary File System)
A peer-to-peer protocol for storing and sharing files, often used to host NFT metadata and media.
IPO (Initial Public Offering)
The process by which a private company becomes publicly traded on a stock exchange.
Iron Fish
A privacy-focused Layer 1 blockchain that uses zero-knowledge proofs to enable private transactions.
Ironclad Finance
Various DeFi protocols named Ironclad across chains.
IRS Form 8949
The US tax form reporting capital gains and losses, including from crypto.
ISDA (International Swaps and Derivatives Association)
A trade association defining standards for derivatives, including tokenized derivatives.
Island Reversal
A rare reversal pattern where price gaps in one direction and then gaps back, forming an isolated 'island' of candles.
Isolated Margin
A margin mode where a trader's risk and collateral on a position are confined to that single position.
Issuance
The creation of new tokens, whether via mining, staking rewards, vesting, or minting events.
It's Happening
Exclamation used when a long-anticipated event begins.
ITO (Initial Token Offering)
A token sale emphasizing tokens with a utility beyond pure speculation.
J
Jager
The smallest denomination of BNB, equal to one hundred-millionth of a BNB.
Jarvis Network
A DeFi protocol minting synthetic assets pegged to fiat currencies.
Jito
A leading Solana liquid staking protocol that captures MEV rewards for stakers.
JOMO (Joy of Missing Out)
The satisfaction felt when one avoids a market rally that turns out to be a trap.
Jump Trading
A leading quantitative trading firm active in crypto market making and proprietary trading.
Jupiter
The leading DEX aggregator on Solana.
Just Finance
Various DeFi protocols; meaning varies.
Just-in-Time (JIT) Liquidity
A concentrated-liquidity strategy where LPs provide liquidity only for specific large trades to capture fees.
K
Katana
A Ronin-based DEX for the Axie Infinity ecosystem.
Kava Chain
A Layer 1 connecting Ethereum and Cosmos ecosystems.
Keccak-256
The cryptographic hash function used by Ethereum, a variant of SHA-3.
Keep It Simple, Stupid (KISS)
A principle often invoked in crypto trading to avoid overcomplication.
Keep Network
A privacy layer project that partnered to form Threshold Network.
Keeper
An automated bot that performs protocol maintenance tasks like liquidations in exchange for rewards.
Keeta Network
An emerging RWA-focused protocol with strong 2025 performance.
Keltner Channels
Volatility-based envelopes set around an EMA using ATR.
Kernel (Mining)
A segment of hashing work dispatched to mining hardware.
Key
In cryptography, a piece of information used to encrypt, decrypt, or authorize data and transactions.
Key Custodian
An entity entrusted with managing private keys on behalf of a user or institution.
Key Derivation Function (KDF)
A cryptographic function that derives secret keys from a master key or password.
Key Exchange Protocol
A protocol enabling secure exchange of cryptographic keys between parties.
Key Share
A fragment of a private key distributed among parties in MPC or threshold signature schemes.
Keylogger
Malicious software or hardware that records keystrokes to steal passwords, seed phrases, and other sensitive data.
Keyrock
A leading algorithmic market maker active in crypto.
Kill Switch
A mechanism to immediately halt or revoke a system, smart contract, or AI agent's permissions in an emergency.
Kimchi Premium
The historical tendency for crypto prices in South Korea to trade at a premium to global exchanges.
Kimi
A large language model by Moonshot AI, used in some crypto AI applications.
Kinetic Finance
A DeFi protocol offering lending and yield products.
Klaytn (KLAY)
A South Korean public blockchain backed by Kakao, now merged with Finschia as Kaia.
Know Your Business (KYB)
Verification procedures businesses undergo when onboarding with financial service providers, similar to KYC for individuals.
KOL (Key Opinion Leader)
An influencer whose public stance can meaningfully move market sentiment.
Kraken
One of the oldest and most respected US-based cryptocurrency exchanges.
Kusama (KSM)
Polkadot's canary network for experimental features.
KYC (Know Your Customer)
Identity verification procedures that financial institutions use to confirm customer identity and prevent fraud.
L
Ladder Trading
A strategy of placing multiple limit orders at varying price levels to average into or out of a position.
Lagging Indicator
A technical indicator that confirms an existing trend rather than predicting one, such as moving averages.
Lambo
Crypto slang for Lamborghini, symbolizing the wealth traders hope to acquire ('wen lambo?').
Larva Labs
The creators of CryptoPunks, Autoglyphs, and Meebits.
Launchpad
A platform that hosts new token or NFT launches, often offering early access to participants.
Layer 0 (L0)
A base infrastructure layer that enables multiple Layer 1 blockchains to connect and interoperate.
Layer 1 (L1)
A base blockchain protocol that handles its own consensus and settlement, such as Bitcoin, Ethereum, or Solana.
Layer 2 (L2)
A scaling solution built atop a Layer 1 blockchain that inherits its security while offering faster and cheaper transactions.
Layer 2 Beat
A data platform tracking metrics for Ethereum Layer 2 rollups.
Layer 3 (L3)
Application-specific networks built on top of Layer 2 rollups, often purpose-built for a single use case.
LayerZero
An omnichain interoperability protocol enabling cross-chain message passing.
LayerZero (ZRO)
An omnichain messaging protocol and the ticker for its governance token.
Ledger
A record of transactions; also a leading hardware wallet brand.
Leverage
Borrowed capital used to amplify exposure to an asset, increasing both potential gains and potential losses.
Leveraged LP
A liquidity-provision strategy that uses borrowed capital to amplify fee earnings.
Leveraged Token
A token that maintains a fixed leverage ratio to an underlying asset, automatically rebalancing to avoid liquidation.
LFG (Let's Freakin' Go)
An enthusiastic expression used to celebrate a positive development in crypto.
Liberty Reserve
A pre-crypto digital payments service shut down in 2013 for money laundering.
Libp2p
A modular peer-to-peer networking stack used by Ethereum, IPFS, Polkadot, and others.
Lido
The leading Ethereum liquid staking protocol, issuing stETH as a liquid representation of staked ETH.
Lido Finance
The dominant Ethereum liquid staking protocol, issuing stETH.
Light Node
A node that stores only block headers rather than the full blockchain, verifying data via Merkle proofs.
Lightning Bros
Bitcoin Lightning Network enthusiasts.
Lightning Network
A Layer 2 payment protocol on Bitcoin enabling fast, cheap, off-chain transactions via payment channels.
Limit Order
An order to buy or sell an asset at a specified price or better, executed only if market conditions meet the criteria.
Linea
A zkEVM Layer 2 built by ConsenSys.
Liquid
Describes an asset or market with sufficient volume to buy or sell without major price impact.
Liquid Democracy
A governance model that allows token holders to delegate their voting power to trusted parties.
Liquid Network
Blockstream's Bitcoin sidechain enabling fast, confidential transactions for institutions.
Liquid Restaking Token (LRT)
A tokenized representation of restaked assets that remains liquid while securing multiple protocols.
Liquid Staking
A mechanism that allows stakers to retain liquidity by receiving a tradable token representing their staked assets.
Liquid Staking Token (LST)
The tradable receipt token received when staking through a liquid staking protocol, such as stETH.
Liquidation
The forced closing of a leveraged position when a trader's collateral can no longer cover losses, or when a loan becomes undercollateralized.
Liquidation Cascade
A chain reaction of liquidations triggered by a sharp price move, amplifying market volatility.
Liquidity
The ease with which an asset can be bought or sold without significantly affecting its price.
Liquidity Black Hole
A protocol that absorbs liquidity from competitors via strong incentives.
Liquidity Bootstrapping Pool (LBP)
A dynamic-weight pool (notably on Balancer) used to launch tokens with fair price discovery.
Liquidity Gauges
Mechanisms (notably on Curve) that direct emissions based on voter-weighted bribery.
Liquidity Mining
Earning rewards, typically governance tokens, by providing liquidity to a DeFi protocol.
Liquidity Ownership (POL)
Protocol-owned liquidity, where the protocol treasury rather than farmers provides liquidity.
Liquidity Pool
A smart contract containing pooled tokens that enables automated trading on decentralized exchanges.
Liquidity Provider (LP)
A user who deposits assets into a liquidity pool, earning fees and incentives in exchange for the service.
Liquity (LQTY)
A decentralized stablecoin protocol issuing LUSD against ETH collateral.
List (NFT)
To offer an NFT for sale on a marketplace.
Listing
The addition of a cryptocurrency to an exchange for trading.
Lit Protocol
A decentralized key management network enabling programmable access control for Web3 applications.
Living Wage
In crypto context, a critique of yields: returns must exceed inflation and risk-free rates to count as genuine income.
Locked Liquidity
Liquidity that has been committed to a pool for a minimum duration, reducing rug pull risk.
Long Position
A bet that an asset's price will rise; the trader profits if the price increases.
Long-Legged Doji
A doji with very long upper and lower wicks, indicating extreme indecision.
Long/Short Ratio
The ratio of long to short positions in futures markets, used to gauge trader positioning.
Looksrare
An NFT marketplace that challenged OpenSea with a token-incentive model.
Loop / Mining Loop
The continuous iteration of nonces a miner tries to produce a valid block.
Loopring
An Ethereum Layer 2 using zk-rollups to enable high-speed, low-cost trading and payments.
Loopring Exchange
A DEX built on Loopring's zk-rollup technology.
LP Token
A token issued to liquidity providers that represents their share of a liquidity pool.
LSDFi
Financial products built on top of Liquid Staking Derivatives.
M
MACD (Moving Average Convergence Divergence)
A momentum technical indicator showing the relationship between two exponential moving averages of an asset's price.
Macro
Macroeconomic factors such as interest rates and inflation that influence crypto markets.
Magic Eden
A leading NFT marketplace originally on Solana, now multi-chain.
Magic Eden Launchpad
Magic Eden's platform for vetted NFT drops.
Mainnet
A blockchain's live, production network where real value is transacted, as opposed to a testnet.
MakerDAO
A pioneering DeFi protocol on Ethereum that issues the DAI stablecoin via overcollateralized loans.
MakerDAO Endgame
A major restructuring plan for MakerDAO into modular 'SubDAOs,' including a rebrand to Sky.
Mandarine Risk Parity
An RWA product concept using tokenized assets in a risk-parity portfolio.
Manifold
A creator-friendly smart contract platform for NFT artists.
Manta Network
A Layer 2 focused on zero-knowledge applications.
Mantle (MNT)
An Ethereum Layer 2 and rebrand of BitDAO.
Maple Finance
An institutional DeFi lending platform focused on undercollateralized loans to verified borrowers.
MARA (Marathon Digital)
A publicly traded Bitcoin mining company, one of the largest by hashrate.
Mara Scripting (Taproot)
See Taproot — a Bitcoin upgrade enabling more efficient and privacy-preserving scripts.
Margex
A cryptocurrency trading platform offering leveraged derivatives.
Margin
Borrowed funds used to increase the size of a trading position.
Margin Call
A demand for a trader to deposit additional collateral to maintain an undercollateralized leveraged position.
Margin Trading
Trading with borrowed capital to amplify position size and potential returns, at increased risk of liquidation.
Marginfi
A Solana-based leveraged lending protocol.
Market Cap (Market Capitalization)
The total market value of a cryptocurrency, calculated as circulating supply multiplied by current price.
Market Depth
A visualization of pending buy and sell orders at various price levels, indicating liquidity.
Market Maker
A participant who provides liquidity by continuously quoting buy and sell prices, profiting from the bid-ask spread.
Market Order
An instruction to buy or sell an asset immediately at the best available current price.
Market Profile
A charting technique organizing price by time-at-price to visualize market structure.
Marubozu
A candlestick with no wicks, indicating strong directional conviction throughout the period.
Masked Address
An address display technique that shows only partial characters for privacy.
Mass Mint
A collective minting event where many users mint simultaneously.
Master Key / Master Seed
The root private key of a hierarchical deterministic wallet, from which all other keys are derived.
Maxi
Short for maximalist — a devout supporter of a specific cryptocurrency or ideology.
Maximum Supply (Max Supply)
The total number of coins or tokens that will ever exist for a cryptocurrency.
Meebits
A 3D voxel NFT character project by Larva Labs.
Mellow Finance
A DeFi vault protocol automating yield strategies.
Meme Coin
A cryptocurrency that originated from an internet meme or joke, often driven by community sentiment more than fundamentals; examples include Dogecoin and Shiba Inu.
Meme Magic
The notion that memes can will outcomes into existence in crypto markets.
Mempool
A pending transactions pool where each blockchain node temporarily stores unconfirmed transactions before they're included in a block.
Merge (The Merge)
Ethereum's September 2022 transition from proof of work to proof of stake.
Merit
Airdrop reputation-style tokens awarded to early or active community members by some projects.
Merkle Proof
A compact cryptographic proof that a specific piece of data is included in a Merkle tree.
Merkle Tree
A data structure that efficiently summarizes and verifies large sets of data using hashed nodes, central to blockchain design.
MerlinChain
A Bitcoin Layer 2 focused on EVM compatibility and Bitcoin-native DeFi.
Message Passing
Cross-chain communication that relays arbitrary data between blockchains.
Metadata
Descriptive data about an NFT or token, including name, image URL, attributes, and creator information.
Metagame
The higher-level strategic layer beyond the direct rules of a game or market.
MetaMask
A widely used browser-based Ethereum wallet and gateway to DApps.
MetaMask Snaps
MetaMask extensions that allow developers to add custom functionality like support for non-EVM chains.
Metaplex
The leading NFT standard and tooling on Solana.
Metaverse
A collective term for immersive, shared virtual 3D worlds where users can socialize, play, and transact, often using crypto and NFTs.
Metis
An Ethereum Layer 2 with a modular, DAO-centric architecture.
MEV (Maximal Extractable Value)
The maximum value that validators or searchers can extract from reordering, inserting, or censoring transactions in a block.
MEV Boost
A tool allowing Ethereum validators to outsource block building to specialized builders for MEV revenue.
Mfers
A popular stick-figure NFT collection with CC0 art by Sartoshi.
MiCA (Markets in Crypto-Assets)
The European Union's comprehensive regulatory framework for crypto assets, stablecoins, and service providers.
MiCA Level 2
The technical implementing measures under the EU's MiCA framework.
Micro Cap
A cryptocurrency with a very small market capitalization, typically high-risk and highly volatile.
Micropayment
A very small monetary transaction, enabled efficiently by networks like Lightning.
Midcurve Take
An unoriginal, conventional opinion; contrasted with 'big brain' or 'small brain' takes.
Milady Maker
A controversial but influential NFT PFP collection with anime-inspired art.
Mina Protocol (MINA)
A lightweight Layer 1 using recursive zk-SNARKs to stay under 22 KB in size.
Miner
A participant who uses computational power to validate transactions and secure a proof-of-work blockchain in exchange for rewards.
Miner Extractable Value
The original term for MEV, now broadened to include validator extractable value after Ethereum's transition to PoS.
Miner Revenue
The total income earned by miners from block subsidies and transaction fees.
Mining
The process of using computational power to solve cryptographic puzzles in order to add blocks to a proof-of-work blockchain.
Mining Farm
A large facility dedicated to cryptocurrency mining, housing thousands of units.
Mining Pool
A group of miners who combine hash power and share rewards proportional to contribution, smoothing out earnings.
Mining Rig
A computer system specifically built for cryptocurrency mining.
Mint
The process of creating a new token or NFT and recording it on the blockchain.
Mint Pass
A token granting its holder the right to mint an NFT or series of NFTs, often before public sale.
Mint Price
The cost charged by a project to mint a new NFT or token at primary issuance.
Minting Website
A website built by a project team for users to mint NFTs during launch.
Mirror Protocol
A synthetic asset protocol (now defunct) that was part of the Terra ecosystem.
Mixer
A service that pools cryptocurrency from many users to obscure transaction trails, often associated with privacy-enhancing or money-laundering use cases.
Mnemonic Phrase
See Seed Phrase — a human-readable representation of a private key.
Model Marketplace
A decentralized market for AI models, rewarded in tokens.
Modular Blockchain
A blockchain architecture that separates core functions (execution, consensus, data availability, settlement) into specialized layers.
Modular DA
Modular data availability layers like Celestia or EigenDA that specialize in serving rollups.
Momentum (MOM)
A basic indicator calculating price change over a set period.
Monero (XMR)
A leading privacy-focused cryptocurrency using ring signatures, stealth addresses, and confidential transactions by default.
Money Flow Index (MFI)
A volume-weighted RSI measuring buying and selling pressure.
Money Market
In DeFi, a protocol that enables lending and borrowing of crypto assets, such as Aave or Compound.
Moon / Mooning
Crypto slang for a rapid and extreme price increase; 'to the moon.'
Moonbirds
A popular Ethereum NFT PFP collection launched by Proof Collective in 2022.
Moonboy
Slang for someone making wildly optimistic price predictions.
Morning Star
A three-candle bullish reversal pattern appearing at the bottom of a downtrend.
Morpho
A DeFi lending optimizer layered atop Aave and Compound.
Moving Average (MA)
The average of an asset's price over a defined time window, used to smooth out price action and identify trends.
MSB (Money Services Business)
A US regulatory category that includes many crypto exchanges and transmitters.
Multi-Party Computation (MPC)
A cryptographic technique where multiple parties jointly compute a result, like signing a transaction, without any one revealing their secret share.
Multi-Token Standard
A standard such as ERC-1155 that allows a single smart contract to issue both fungible and non-fungible tokens.
Multichain
Describes applications or assets that operate across multiple blockchain networks.
Multichain Bridge
A bridge supporting transfers across three or more blockchains.
Multisig (Multi-Signature)
A wallet or smart contract requiring multiple private key signatures to authorize a transaction, enhancing security.
MultiversX (EGLD)
A high-throughput sharded Layer 1 blockchain, formerly Elrond.
Murky Candle
Slang for a candlestick with ambiguous signals; not a formal pattern.
Music NFT Platform
Platforms like Sound.xyz and Royal that enable musicians to mint NFTs.
N
Nakamoto Coefficient
A decentralization metric indicating the minimum number of entities that would need to collude to compromise a blockchain.
Nansen
A blockchain analytics platform that labels on-chain wallets to help users track smart money flows.
Narrative
A dominant investment theme that shapes capital flows, such as 'AI agents,' 'RWA,' or 'DeFi Summer.'
Near Aurora
An EVM-compatible runtime built on Near Protocol.
NEAR Protocol
A Layer 1 blockchain with sharding, known for its user-friendly account names.
Neckline
The support or resistance line in patterns like head and shoulders, whose break confirms the pattern.
Nervos (CKB)
A public blockchain using a dual-token economic model and UTXO-based Cell model.
Network Fee
See Gas Fee — the transaction fee paid to validators or miners.
Nexo
A crypto lending and interest account platform.
Nexus Mutual
A decentralized insurance protocol covering smart contract failures and depegs.
NFT (Non-Fungible Token)
A unique, non-interchangeable digital asset recorded on a blockchain, often representing art, collectibles, or access rights.
NFT Marketplace
An online platform for buying, selling, and trading NFTs, such as OpenSea, Magic Eden, or Blur.
NFT Royalty Standard
ERC-2981, a standard for querying royalty information for an NFT.
NGMI (Not Going to Make It)
Crypto slang expressing pessimism about a person's or project's prospects.
NGMI Vibes
An atmosphere suggesting failure or doubt.
NiceHash
A marketplace where miners sell hashing power to buyers.
Nitro
A version of Arbitrum's rollup technology that brought major performance improvements.
Node
Any computer running blockchain software and participating in the network by validating or relaying transactions.
Nomic
A Cosmos-based protocol that bridges Bitcoin into Cosmos via collateralized staking.
Nominated Proof of Stake (NPoS)
A variant of PoS used by Polkadot where nominators select validators and share rewards and slashing risk.
Nominator
In Polkadot and similar systems, a token holder who backs validators with their stake in exchange for rewards.
Non-Custodial
A wallet or service where the user retains exclusive control of their private keys.
Non-Fungible
A property describing unique, non-interchangeable assets, as opposed to fungible tokens like dollars or BTC.
Nonce
A number used once in cryptographic operations; in mining, the value miners change to find a valid block hash.
Nonce (Mining)
A variable number that miners iterate to produce a valid block hash.
Noncustodial Wallet
A wallet where the user alone controls the private keys.
Noob
A new or inexperienced participant, often friendly when used in community.
Nostr
A decentralized social protocol based on relays and cryptographic keys, popular with Bitcoiners.
Not Your Keys, Not Your Coins
A mantra emphasizing self-custody of private keys.
Notional Finance
A fixed-rate DeFi lending protocol.
Nouns DAO
An auction-based NFT project that auctions one Noun per day, with proceeds funding its treasury.
Number Go Up Technology
Ironic term for Bitcoin's price appreciation narrative.
O
Oasis Network (ROSE)
A privacy-focused Layer 1 blockchain.
Oath Protocol
Generic label; multiple projects use this name.
OBV (On-Balance Volume)
A cumulative volume indicator adding or subtracting volume based on price direction.
OCO (One Cancels the Other)
An order type combining two orders where executing one automatically cancels the other.
OFAC
The US Office of Foreign Assets Control, which maintains sanctions lists; OFAC-compliant builders avoid sanctioned addresses.
OFAC SDN List
The US Office of Foreign Assets Control's Specially Designated Nationals list.
Off-Chain
Data or transactions that occur outside of a blockchain, often for scalability or privacy.
Off-Chain Governance
Governance processes conducted outside the blockchain, such as Discord discussion and Snapshot voting.
Off-Grid Mining
Mining using independent energy sources not connected to the primary power grid.
Off-Ramp
A service for converting crypto back to fiat.
Official Sher
A playful phrase used when celebrating community identity.
OG (Original Gangster)
A long-time participant in crypto or a particular community, often an early adopter.
OHLC (Open, High, Low, Close)
The four key price points that define a candlestick for a given time interval.
Omnichain
An architecture where a single application or token operates natively across all supported blockchains, pioneered by LayerZero.
On-Chain
Data or transactions recorded directly on a blockchain.
On-Chain Analysis
Examining blockchain data (addresses, flows, token movements) to derive market and behavioral insights.
On-Ramp
A service for converting fiat into crypto.
Ondo Finance
A DeFi protocol focused on tokenizing real-world assets, particularly US Treasuries.
Onion Address
A Tor network address used for anonymized services, sometimes offered by crypto projects.
Open Edition
An NFT collection that allows unlimited minting, often within a fixed time window.
Open Edition NFT
An NFT collection allowing unlimited mints within a fixed time window.
Open Interest (OI)
The total number of outstanding derivative contracts that have not yet been settled.
Open Source
Software whose source code is freely available to view, modify, and distribute.
OpenSea
The largest general-purpose NFT marketplace, primarily on Ethereum and Polygon.
Opps
Opponents or rival traders/projects.
Optimism
An Ethereum Layer 2 rollup that uses optimistic execution and fraud proofs to scale transactions.
Optimism Collective
The governance body overseeing the Optimism ecosystem.
Optimism Superchain
The shared ecosystem of L2 chains built on the OP Stack.
Optimistic Rollup
A Layer 2 scaling technique that assumes transactions are valid and relies on fraud proofs within a challenge window.
Option
A derivative contract that gives the holder the right, but not the obligation, to buy or sell an asset at a predetermined price.
Opyn
A decentralized options trading protocol on Ethereum.
ORA Protocol
An on-chain AI inference oracle network.
Oracle
A service that provides external data to smart contracts, such as price feeds or weather information.
Oracle Manipulation
An attack in which price feeds are manipulated to exploit protocols that rely on them.
Oracle Problem
The challenge of getting reliable off-chain data into on-chain smart contracts without introducing centralized trust.
Orange Pilled
Someone converted to Bitcoin-maximalism worldview.
Orchestration
Coordinating multiple smart contracts, AI agents, or protocols to execute complex workflows.
Orchid Protocol (OXT)
A decentralized VPN protocol using crypto payments.
Order Book
A real-time list of buy and sell orders for an asset, organized by price level.
Ordinal Punks
Early CryptoPunks-style Ordinals inscriptions on Bitcoin with cultural significance.
Ordinals
A Bitcoin protocol that assigns individual satoshis unique identifiers and lets users inscribe arbitrary data onto them.
Ordiscan
An Ordinals-focused Bitcoin block explorer.
Origin Dollar (OUSD)
A yield-bearing stablecoin from Origin Protocol.
Origination Fee
An upfront fee charged for creating a new loan in DeFi lending protocols.
Orphan Block
A valid block that was mined but not included in the main chain because another block at the same height became canonical.
Osmosis (OSMO)
The leading Cosmos-based DEX and interchain liquidity hub.
OTC (Over-The-Counter)
Trading directly between two parties, off-exchange, commonly used for large block trades.
OTC Desk
A trading service for large investors to transact crypto without moving exchange markets.
Otherdeed
NFT land in Yuga Labs' Otherside metaverse.
Outlier Trade
A trade executed at a price significantly different from market, often filtered from indices.
Overclocking
Running mining hardware above its rated specifications for higher hashrate.
Overcollateralization
Posting collateral worth more than the loan amount to protect lenders from default risk.
Oyster Protocol
An early decentralized storage project; largely defunct.
P
P2E (Play-to-Earn)
A gaming model where players earn cryptocurrency or NFTs through in-game activities.
P2P (Peer-to-Peer)
Direct transactions or communication between two parties without an intermediary.
P2PKH
Pay-to-Public-Key-Hash, a standard Bitcoin script for sending funds to an address.
Paper Hands
Slang for investors who quickly sell assets at the first sign of volatility, opposite of 'diamond hands.'
Paper Trading
Simulated trading with fake money to practice strategies without risk.
Paper Wallet
A form of cold storage where private keys and addresses are printed on paper.
Parabolic SAR
A trend-following indicator placing dots above or below price to signal reversals.
Parachain
A sovereign blockchain running in parallel within the Polkadot ecosystem, sharing the relay chain's security.
Paradigm
A leading crypto-focused venture capital firm.
Parity Technologies
The company behind Polkadot, founded by Gavin Wood.
Passive Income
Earnings generated with minimal active effort, such as staking rewards, lending interest, or liquidity provision yields.
Passkey
A modern authentication standard using public-key cryptography, being adopted by wallets for seedless access.
PayFi
The convergence of payments and DeFi, enabling programmable, real-time global payments.
PBFT (Practical Byzantine Fault Tolerance)
A classical consensus algorithm that tolerates up to one-third malicious nodes while maintaining fast finality.
PEG
The fixed reference value a stablecoin aims to maintain, usually 1:1 with USD.
Peg Arbitrage
Profiting from stablecoins trading away from their intended peg.
Peg Stability Module (PSM)
A MakerDAO mechanism that allows users to swap certain stablecoins for DAI at a fixed rate to maintain the peg.
Pendle Finance
A protocol splitting yield-bearing tokens into principal and yield components.
Pennant Pattern
A short-term continuation pattern forming a small symmetrical triangle after a strong move.
Penny Auction
A pricing mechanism where the price increases by small increments with each bid.
Pepe
A frog-themed meme coin that gained massive popularity in 2023, part of the broader meme coin ecosystem.
Pepe Coin (PEPE)
A popular frog-themed Ethereum memecoin launched in 2023.
Periphery Contract
In protocols like Uniswap, a contract layer that simplifies user interactions with core logic.
Permabull / Permabear
A person who maintains a permanently bullish or bearish stance regardless of conditions.
Permissioned Blockchain
A blockchain where participation is restricted to approved entities.
Permissionless
Open to anyone to participate without requiring approval, a core property of public blockchains.
Perpetual Contract (Perpetuals, Perps)
A derivative contract with no expiration date, anchored to spot via a funding rate mechanism.
Perpetual DEX
A decentralized exchange specialized in perpetual futures, such as Hyperliquid, GMX, and dYdX.
Perps V2
Newer, improved versions of perpetuals protocols, common across DeFi.
PFP (Profile Picture) NFT
An NFT designed to be used as a social media profile picture, typically part of a collection with varying traits.
PH/s (Petahash per second)
A hashrate unit equal to one quadrillion hashes per second.
Phantom Attack
A malicious technique attempting to trick a user into approving a transaction with an invisible recipient change.
Phantom Crypto Wallet
See Phantom Wallet.
Phantom Wallet
A popular Solana-focused crypto wallet that supports multiple chains.
Phishing
A scam where attackers impersonate legitimate services to trick users into revealing credentials or signing malicious transactions.
Piercing Line
A bullish two-candle reversal pattern where a green candle opens below and closes above the midpoint of the prior red candle.
PINGPONG Trade
Rapid back-and-forth trading within a narrow range.
Pivot Points
Calculated support and resistance levels based on the prior period's high, low, and close.
Plasma
An early Ethereum scaling proposal for off-chain child chains; largely superseded by rollups.
Play-to-Own
An evolution of play-to-earn where game assets are genuinely owned by players as NFTs.
Pleb
An everyday Bitcoin or crypto user, used affectionately.
Plonk
A type of zero-knowledge proof system used in some zk-rollups.
PND (Pump and Dump)
See Pump and Dump.
Polkadot
A multi-chain protocol created by Gavin Wood that connects parachains via a central relay chain.
Polygon
A scaling ecosystem for Ethereum, originally a sidechain, now offering multiple solutions including PoS chain and zkEVM.
Polymarket
A leading blockchain-based prediction market platform.
Polymath
A platform for issuing regulated security tokens.
Polymesh
A regulated, institutional Layer 1 blockchain focused on security tokens.
Polymesh Network
See Polymesh.
Ponzi Scheme
A fraudulent investment model paying returns to earlier investors from capital contributed by later ones.
Poor Wojak
An internet meme character often associated with losing crypto traders.
Portfolio
A collection of financial assets held by an individual or entity.
Portfolio Margin
A margin system that calculates requirements based on overall portfolio risk rather than individual positions.
PoS (Proof of Stake)
A consensus mechanism that selects validators based on the amount of cryptocurrency they have staked.
Position
An open trade in a particular asset, long or short.
Position Size
The amount of capital allocated to a single trade, a key risk management variable.
PoW (Proof of Work)
A consensus mechanism requiring miners to solve computational puzzles to validate transactions and create new blocks.
PPLNS (Pay Per Last N Shares)
A mining pool payout method rewarding miners based on their contribution over the last N shares.
PPS (Pay Per Share)
A mining pool payout method that pays miners a fixed amount per valid share, regardless of pool block luck.
PPS+
A PPS variant that also shares a portion of transaction fees.
Pre-Mine
Coins created before a cryptocurrency is publicly launched, often allocated to founders, early investors, or development funds.
Pre-Reveal
The phase before an NFT collection's artwork is revealed to buyers.
Pre-Sale
An early token sale held before public launch, typically offering discounts to strategic investors.
Prediction Market
A market where participants bet on the outcome of future events, with prices reflecting crowd probability estimates.
Premia
A decentralized options market.
Price Action
The movement of an asset's price over time, the primary subject of technical analysis.
Price Channel
Two parallel trendlines bounding price action, used to define ranges.
Price Impact
The degree to which an individual trade moves the market price, typically larger in low-liquidity pools.
Price Oracle
An oracle specifically providing asset price data to smart contracts.
Price-to-Volume Ratio
A metric comparing price action to trading volume for signal validation.
Prisma Finance
A DeFi protocol enabling CDPs backed by LSTs.
Privacy Coin
A cryptocurrency designed to obscure transaction details for user privacy, such as Monero or Zcash.
Privacy-Preserving AI
Systems combining federated learning and cryptography to train models without exposing data.
Privasea
A decentralized AI computing network emphasizing privacy.
Private Chain
A permissioned blockchain accessible only to authorized participants.
Private Key
A secret cryptographic string that authorizes spending from a crypto address; must be kept secure.
Private Sale
An early-stage token sale offered to strategic investors at a discount.
PrizeSaver
A no-loss prize savings game like PoolTogether.
Probably Nothing
Sarcastic crypto phrase suggesting something actually quite significant is happening.
Profit and Loss (P&L)
The net gain or loss on a trade or portfolio.
Proof Network
A network of provers that generate zero-knowledge proofs for rollups.
Proof of Authority (PoA)
A consensus mechanism where a limited set of approved validators produces blocks, offering efficiency at the cost of decentralization.
Proof of Burn (PoB)
A consensus mechanism where miners burn coins to earn the right to mine blocks.
Proof of History (PoH)
Solana's cryptographic clock that orders events, enabling very high throughput.
Proof of Keys
An annual event on January 3rd encouraging users to withdraw crypto from exchanges to verify self-custody.
Proof of Replication (PoRep)
A cryptographic proof used by storage networks like Filecoin showing that unique data replicas are being stored.
Proof of Reserves (PoR)
A cryptographic attestation from an exchange or custodian that it holds assets sufficient to cover customer balances.
Proof of Solvency
A broader statement showing a custodian's assets exceed its liabilities, often combining Proof of Reserves with liability proofs.
Proof of Space (PoSpace)
A consensus mechanism where miners allocate disk space to earn rewards, used by projects like Chia.
Propaganda
Coordinated messaging, often by supporters or opponents of a project, to influence sentiment.
Protocol
The set of rules that governs a blockchain network or decentralized application.
Protocol Labs
The organization behind IPFS and Filecoin.
Protocol Revenue
Fees captured by a protocol's treasury or token holders, a key fundamental metric.
Proxy Pool
A mining pool that forwards collected hashrate to another pool for block production.
Pseudonymous
Identifiable by a consistent identifier (like a wallet address) but not directly tied to a real-world identity.
PSM (Peg Stability Module)
MakerDAO's mechanism to keep DAI pegged by allowing 1:1 stablecoin swaps.
PSU (Power Supply Unit)
The device that provides power to ASIC miners and other computer hardware.
Public Blockchain
A permissionless blockchain network open for anyone to participate in or audit.
Public Key
A cryptographic string derived from the private key, used to generate addresses and verify signatures.
Public Sale
The open phase of a token sale available to all participants.
Pudgy Penguins
A popular NFT PFP collection, expanded into licensed consumer products.
Pump and Dump
Manipulative scheme where insiders artificially inflate an asset's price, then sell to latecomers at the top.
Pump Group
An organized group coordinating to pump specific tokens, usually illegally.
Pump.fun
A Solana-based no-code platform that lets anyone launch memecoins via a bonding curve model.
Pump.fun Bonding Curve
The automated bonding-curve mechanism Pump.fun uses to launch and price memecoins.
Pyth Network
A low-latency price oracle network providing high-frequency financial data on-chain.
Q
QR Code
A 2D barcode commonly used to share wallet addresses or payment requests in crypto.
Quant Trading
Trading strategies that rely on mathematical and statistical models rather than human discretion.
Quantstamp
A prominent smart contract auditing firm.
Quantum Computing Threat
The theoretical risk that future quantum computers could break the cryptographic algorithms securing blockchains.
Quarterly Futures
Futures contracts that settle every three months, widely traded on crypto derivatives exchanges.
QuickSwap
A popular DEX on Polygon modeled after Uniswap.
Quorum
The minimum number of votes or participants required for a decision to be valid in a governance system.
R
Rabby Wallet
A popular self-custody wallet known for detailed transaction previews and DeFi integrations.
Radix
A Layer 1 blockchain focused on DeFi with a novel consensus mechanism.
RAI
A decentralized, non-pegged stable asset by Reflexer, targeting a moving equilibrium rather than a fixed fiat peg.
Rainbow Chart
A long-term Bitcoin price chart with logarithmic color bands used as a heuristic for cycles.
Range Trading
Buying at support and selling at resistance within a defined price range.
Rank & File Token Holder
A retail participant who holds a governance token but rarely votes.
Rarity
A measure of how uncommon a particular NFT is within its collection based on its traits.
Raydium
A leading Solana-based AMM and liquidity provider.
Re-Mint
The process of re-issuing a previously minted token or NFT, often after a burn.
Rebalancing
Adjusting portfolio weights back toward target allocations.
Rebase Token
A token whose circulating supply adjusts algorithmically to maintain a target price or ratio.
Recovery Phrase
See Seed Phrase — the words used to restore wallet access.
Rectangle Pattern
A consolidation pattern bounded by horizontal support and resistance until breakout.
Recurring Airdrop
A project that distributes multiple airdrops over time to retain user engagement.
A social platform with active crypto subreddits influential in community sentiment (notably r/CryptoCurrency).
Redemption
The process of exchanging a token for its underlying asset, such as tokenized Treasuries for USD.
Reef
A DeFi-focused Layer 1 blockchain.
Reentrancy Attack
A smart contract exploit where a malicious contract repeatedly calls back into a vulnerable function before state is updated.
Reflexer (RAI)
A non-pegged stable asset with a target price that moves over time.
Regulatory Clarity
The state of having well-defined rules for crypto activities in a jurisdiction.
Rekt
Crypto slang meaning 'wrecked,' describing a trader who has suffered major losses.
Relative Strength Index (RSI)
A momentum oscillator measuring speed and change of price movements, ranging from 0 to 100.
Relayer
An off-chain service that forwards signed transactions or messages to a blockchain or other system.
Render Network (RNDR)
A DePIN project tokenizing GPU rendering workloads.
Replay Attack
An attack where a valid transaction from one chain is rebroadcast on another chain following a fork.
Reputation Token
A non-transferable token representing a user's track record in a system.
Resistance
A price level at which selling pressure historically exceeds buying pressure, halting uptrends.
Restake Finance
A protocol that builds liquid restaking products on top of EigenLayer.
Restaking
Re-using already-staked assets (such as ETH or LSTs) to provide security to additional protocols, earning extra rewards.
Retail Investor
A non-professional individual investor, contrasted with institutional investors.
Retarded (Crypto slang)
Sometimes used as self-deprecating or derogatory; increasingly avoided in mainstream contexts.
Retroactive Airdrop
Distributing tokens to users based on past activity before the token even existed.
Return on Investment (ROI)
The gain or loss on an investment relative to its cost, expressed as a percentage.
Reveal
The moment when a newly minted NFT's final artwork or traits are disclosed to the owner.
Reveal Delay
A deliberate delay between mint and artwork reveal to prevent sniping rare traits.
Revoking Approval
Cancelling a previously granted smart contract spending permission to reduce risk.
Reward Halving
See Halving — the scheduled reduction in block rewards.
Reward Rate
The annualized rate at which stakers or depositors earn new tokens.
Reya Network
A DeFi Layer 2 network focused on trading.
Ribbon Finance
A leading decentralized options vault protocol.
Ring Signature
A cryptographic signature in which it is only known that one of a group signed, without identifying which, used in Monero.
Rinkeby / Ropsten / Goerli / Sepolia / Holesky
Ethereum test networks used by developers to test smart contracts before mainnet deployment.
Riot Platforms
A US-listed Bitcoin mining company and data center operator.
Ripple
A fintech company behind XRP, focused on cross-border payments using blockchain technology.
Ripple Labs
The company behind XRP, focused on cross-border payments technology.
Rising Wedge
A bearish reversal pattern with two upward-sloping converging lines, breaking to the downside.
Ritual
A decentralized AI and compute infrastructure project.
Roadmap
A project's public plan outlining future milestones and development phases.
Rocket Pool
A decentralized Ethereum liquid staking protocol using independent node operators.
Roll-up Centric Roadmap
Ethereum's scaling strategy focused on using rollups as the primary execution environment.
Rollup
A scaling technique that executes transactions off a base chain but posts compressed transaction data (and proofs) back to it.
Rollup-as-a-Service (RaaS)
Providers that let projects launch custom rollups without deep infrastructure work.
Ronin Chain
The Axie Infinity-built EVM sidechain for gaming applications.
Rootstock (RSK)
A Bitcoin sidechain providing EVM-compatible smart contract functionality.
Rounded Bottom
A bullish reversal pattern forming a gradual U-shape before an uptrend.
Rounded Top
A bearish reversal pattern forming an inverted U-shape before a downtrend.
Router
A smart contract or service that directs trades or messages through optimal paths across exchanges or chains.
Royalty
A percentage of secondary sales paid back to the original creator of an NFT.
Royalty Enforcement
Technical and marketplace measures ensuring creator royalties are paid on secondary sales.
Rug Pull (Rug)
A scam where a project's creators suddenly withdraw liquidity or abandon the project, leaving investors with worthless tokens.
Rugged
Slang for being on the losing end of a rug pull.
Rune Id
A unique identifier for a Rune, in the format BLOCK:TX.
Rune Ticker
A user-chosen name for a Rune token on Bitcoin.
Runes
A UTXO-based fungible token protocol on Bitcoin created by Casey Rodarmor, designed as a more efficient alternative to BRC-20.
Runes Etching
The act of creating a new Rune token on Bitcoin.
Runes Minting
Creating new units of an existing Rune within its mint schedule.
Runestone
The protocol message within a Bitcoin transaction that etches, mints, or transfers Runes.
Runestone NFT
An airdropped NFT on Bitcoin gifted to active Ordinals community members.
RWA (Real-World Asset)
Off-chain assets such as real estate, bonds, or commodities represented as tokens on a blockchain.
RWA Super-Cycle
Industry term for the anticipated multi-year boom in tokenization of real-world assets through 2026 and beyond.
S
SAB 121
An SEC staff accounting bulletin on crypto custody that was repealed in 2025.
Sablier
A DeFi protocol for token streaming, enabling continuous payments over time.
Sablier Finance
A token-streaming DeFi protocol for continuous payments.
Safe (Gnosis Safe)
A leading multisignature smart contract wallet used by DAOs and institutions to manage shared funds.
Safe Module
A plug-in extending functionality of a Safe multisig wallet, such as recovery or automation.
Safe Signer
An entity holding one of the private keys that controls a Safe multisig wallet.
Saffron Finance
A DeFi protocol offering tranched yield products.
SAFT Moon
Slang reference combining SAFT agreements with moon memes.
Saga Protocol (SAGA)
A project offering customizable application-specific blockchains.
Samson Mow
A prominent Bitcoin advocate and CEO of JAN3.
Sanctions
Government-imposed restrictions that can target specific crypto addresses or entities.
Sandbox
An isolated environment where developers can test applications without affecting the live network.
Sandwich Attack
An MEV attack where a trader places a buy order before and a sell order after a victim's trade to profit from the induced price move.
Sartoshi
The pseudonymous creator of Mfers.
Satoshi
The smallest unit of bitcoin, equal to 0.00000001 BTC, named after Bitcoin's creator.
Satoshi Nakamoto
The pseudonymous creator(s) of Bitcoin, whose true identity remains unknown.
Sats
Short for satoshis, the smallest unit of bitcoin.
Saylor (Michael Saylor)
Executive chairman of MicroStrategy and prominent Bitcoin proponent.
Scalability
The ability of a blockchain to handle increasing transaction throughput without degradation.
Scalability Trilemma
See Blockchain Trilemma — the trade-off between decentralization, security, and scalability.
Scalping
A short-term trading strategy aiming to profit from small price changes by executing many trades per day.
Scam
A fraudulent scheme designed to steal cryptocurrency from victims, including phishing, rug pulls, and Ponzi schemes.
Schnorr Signature
An efficient digital signature scheme, incorporated into Bitcoin via Taproot for better scalability and privacy.
Scroll
A zkEVM Layer 2 scaling solution for Ethereum.
Scroll zkEVM
See Scroll — a zkEVM Layer 2.
Scrypt
A password-based key derivation function designed to be memory-hard, used by some cryptocurrencies.
Seal
A stamp or signature added to a transaction or document to prove authenticity.
Sealed-Bid Auction
An auction where bids are submitted privately, often used in governance or token allocations.
SEC (Securities and Exchange Commission)
The US federal agency regulating securities markets and a key actor in US crypto enforcement.
Secured Loan
A loan backed by collateral, contrasted with unsecured debt.
Security Token
A token representing a security under applicable laws, subject to securities regulation.
Seed Phrase
A human-readable sequence of 12 or 24 words used to recover a cryptocurrency wallet and all its private keys.
Seedless Wallet
A wallet that does not require users to manage a seed phrase, often using MPC or passkey technology.
SegWit Address
A Bitcoin address using Segregated Witness, offering lower fees and improved scalability (starts with bc1 or 3).
Sei
A Layer 1 blockchain optimized for trading applications with parallelized execution.
Seigniorage Token
A token whose supply expands as its price exceeds peg, common in algorithmic stablecoin designs.
Self-Custody
Holding cryptocurrency in a wallet where you alone control the private keys.
Sell Wall
A large sell order or cluster of orders at a specific price that can act as resistance.
Semi-Fungible Token
A token that can transition between fungible and non-fungible states, per ERC-1155.
Sentient AI Wallet
Informal term for AI agent-managed wallets.
Sentiment Analysis
Gauging market mood through social media, news, and on-chain data, often using AI tools.
Sequencer
A node in a rollup that orders and batches transactions before posting them to the base chain.
Ser
Slang version of 'sir' used jokingly in crypto communities.
Serum
A former Solana-based order-book DEX, disrupted by the FTX collapse.
Serum DEX
A former Solana-based order-book DEX developed in partnership with FTX.
Settlement Layer
The base layer where final transaction settlement occurs, such as Ethereum L1 for rollups.
SFC (Hong Kong)
Hong Kong's Securities and Futures Commission, overseeing local crypto licensing.
SHA-256
The cryptographic hash function used by Bitcoin, part of the SHA-2 family.
Shade Protocol
A privacy-focused DeFi ecosystem on Secret Network.
Shadowban
Being secretly restricted from visibility on a social platform without explicit notification.
Shadowy Super-Coder
Playful crypto slang for anonymous elite developers, popularized by a pro-crypto US senator.
Shamir's Secret Sharing
A cryptographic scheme splitting a secret into shares where any threshold subset can reconstruct it.
Shanghai Upgrade
Ethereum's April 2023 upgrade that enabled staking withdrawals.
Shard / Sharding
A scaling technique that splits a blockchain into smaller partitions called shards, each processing its own subset of transactions.
Sharding
A database partitioning technique applied to blockchains to increase throughput.
Share (Mining)
A valid but sub-target hash submission used to measure individual miner contribution to a pool.
Shiba Inu (SHIB)
A popular dog-themed Ethereum memecoin, created as a Dogecoin rival.
Shielded Address
An address that uses zero-knowledge proofs to keep transactions private on networks like Zcash.
Shielded Pool
A privacy pool where funds are indistinguishable from each other, used in protocols like Tornado Cash.
Shielded Transaction
A transaction between shielded addresses where sender, receiver, and amount are cryptographically hidden.
Shill
To promote a project aggressively, often for personal gain; typically used disparagingly.
Shill Army
A coordinated group of promoters for a particular project.
Shitcoin
A pejorative term for low-quality or worthless cryptocurrency projects.
Shooting Star
A bearish reversal candle with a small body near the bottom and a long upper wick.
Short Position
A bet that an asset's price will fall; traders profit if the price decreases.
Short Squeeze
A rapid price increase forced by short-sellers being liquidated or closing positions, further fueling the rise.
Sidechain
A separate blockchain that runs parallel to a main chain with a two-way bridge for asset transfer.
Signal
A tip or indicator suggesting trading action, either from technical indicators, automated systems, or influencers.
Signal to Noise Ratio
The ratio of valuable information to irrelevant chatter, critical in crypto research.
Signature
A cryptographic proof that a transaction or message was authorized by the holder of a specific private key.
Signer
An entity authorized to sign transactions on behalf of a wallet or multisig.
Signing Device
A hardware device dedicated to signing crypto transactions while keeping keys offline.
Signing Request
A prompt asking a user to approve a transaction or message with their wallet.
Simple Agreement for Future Tokens (SAFT)
A legal framework for selling future token delivery rights to accredited investors.
Simulation (Transaction)
Previewing the expected outcome of a transaction before signing, a security feature in modern wallets.
SIP (Systematic Investment Plan) — Crypto
Dollar-cost averaging into crypto on a scheduled basis.
SKALE (SKL)
A Layer 2 network offering gas-less chains for dApps.
Sky (formerly MakerDAO)
The rebrand of MakerDAO, with USDS stablecoin replacing DAI as primary product.
Slashing
The confiscation of a validator's staked tokens as a penalty for malicious or negligent behavior in PoS systems.
Slippage
The difference between the expected price of a trade and the actual executed price, typically occurring in low-liquidity or fast-moving markets.
Slippage Tolerance
The maximum acceptable slippage setting a user chooses before a DEX trade fails.
Smart Account
A programmable wallet based on account abstraction, offering features like gasless transactions.
Smart Contract
Self-executing code deployed on a blockchain that automatically enforces the terms of an agreement when conditions are met.
Smart Money
Capital deployed by sophisticated, typically professional investors, often tracked on-chain for signals.
Smart Wallet
See Smart Account.
Snapshot
A record of a blockchain's state at a specific block, commonly used for airdrop eligibility or governance votes.
Snipe
Quickly buying an underpriced NFT before others can.
Social Login
Signing in to a Web3 app using a Web2 social account like Google or email.
Social Recovery
A wallet security mechanism where trusted parties can help recover access without needing a seed phrase.
SocialFi
The intersection of social media and DeFi, enabling monetization of social graphs and content.
Soft Cap
The minimum fundraising goal for a token sale; below this, the sale may be canceled and funds returned.
Soft Fork
A backward-compatible change to a blockchain's protocol that tightens rules without requiring all nodes to upgrade.
SOL
The native cryptocurrency of the Solana blockchain, used for fees, staking, and governance.
Solana
A high-throughput Layer 1 blockchain known for very low fees and fast block times, popular for DeFi, NFTs, and memecoins.
Solend
A leading lending protocol on Solana.
Solidity
The most widely used programming language for Ethereum smart contracts.
Solo Mining
Mining independently rather than joining a pool; high variance but full reward on success.
Solvers
Off-chain actors in intent-based architectures that compete to fulfill user intents.
Soulbound Token (SBT)
A non-transferable token tied permanently to a specific wallet, used for credentials, identity, or reputation.
Sovereign Rollup
A rollup that handles its own settlement and governance, posting data to a DA layer like Celestia.
Spam Filter (Chain)
Mechanisms on blockchains to reject low-value or repetitive transactions, such as fee floors.
Spam Mint
Repeated worthless NFTs sent to addresses as airdrop spam.
Spinning Top
A candle with a small body and long wicks on both sides, indicating indecision.
Spot Bitcoin ETF
An exchange-traded fund that holds actual bitcoin rather than futures contracts.
Spot Ether ETF
An exchange-traded fund that holds actual ether rather than futures contracts.
Spot Market
A market where assets are bought and sold for immediate delivery at the current price, as opposed to derivatives.
Spread
See Bid-Ask Spread — the difference between the best bid and best ask.
Stablechain
A blockchain purpose-built to optimize stablecoin settlement and payments, a growing 2025-26 trend.
Stablecoin
A cryptocurrency designed to maintain a stable value, typically pegged to a fiat currency like the US dollar.
Stablecoin Regulation
Legal frameworks specifying reserves, audits, and oversight for stablecoin issuers.
Stacks (STX)
A Layer 1 blockchain anchored to Bitcoin that enables smart contracts and DeFi.
Stake House
Professional Ethereum validator operators.
Stakehouse Protocol
A protocol enabling modular ETH staking with sub-wallets.
StakeWise
An Ethereum liquid staking protocol.
StakeWise V3
StakeWise's modular, permissionless staking protocol version.
Staking
Locking up cryptocurrency to help secure a proof-of-stake network in exchange for rewards.
Staking Derivative
A tokenized representation of a staked asset, such as stETH or rETH.
Staking Derivative Token
See Liquid Staking Token.
Staking Pool
A collective of stakers who combine resources to meet minimum staking requirements and share rewards.
Stale Share
A mining share submitted too late to be accepted due to network delays.
Stamps
A Bitcoin protocol that permanently embeds image data directly into the chain via base64 encoding.
StarkEx
StarkWare's permissioned scaling engine used by DEXes like dYdX (v3) and Immutable X.
StarkNet
StarkWare's permissionless ZK-rollup Layer 2 for Ethereum.
Status Network
A privacy-focused Ethereum client and messaging app.
Stealth Address
A one-time wallet address generated per transaction to enhance recipient privacy.
Stellar (XLM)
A decentralized network for fast, low-cost cross-border payments.
stETH
The liquid staking token issued by Lido representing staked ETH plus rewards.
STO (Security Token Offering)
A regulated token offering subject to securities laws.
Stochastic Oscillator
A momentum indicator comparing a closing price to its range over a period.
Stochastic RSI
An indicator applying the stochastic formula to RSI values, producing a faster oscillator.
Stonks
Intentional misspelling of 'stocks,' used for meme effect.
Stop-Limit Order
An order that becomes a limit order once a stop price is reached.
Stop-Loss Order
An automated order to sell an asset if its price falls to a specified level, used to limit downside risk.
Storage Proof
A cryptographic proof about data stored on one chain, verifiable on another, used for cross-chain queries.
Store of Value
An asset expected to retain purchasing power over time; Bitcoin is often called 'digital gold' for this reason.
Stranded Gas Mining
Using otherwise-wasted natural gas to power Bitcoin mining operations.
Stratum
The standard mining communication protocol optimizing pool-miner data exchange.
Stratum V2
A next-generation Stratum protocol offering encryption, miner-constructed templates, and censorship resistance.
Structured Product
A packaged financial product combining various instruments, increasingly available in DeFi.
SubDAO
A subordinate DAO focused on a specific domain within a larger DAO structure.
Subgraph
An indexing service (often via The Graph) that makes blockchain data easily queryable.
Subnet
A custom blockchain within a larger ecosystem, such as Avalanche's subnets or more recently Avalanche L1s.
Sudoswap
An NFT AMM-based marketplace enabling instant pool-based liquidity.
Sui (SUI)
A high-performance Layer 1 blockchain using the Move language, built by former Meta engineers.
Super Cycle
A thesis that crypto will undergo a sustained multi-year bull run without a deep bear market afterward.
Super Cycle Copium
Denial among crypto participants during prolonged bear markets.
Superrare
An NFT marketplace specializing in curated, high-end digital art.
Supertrend
A trend-following indicator based on ATR, plotting a single line that flips with trend changes.
Supply Shock
A sudden change in an asset's available supply, often driven by events like halvings or large locked allocations.
Support
A price level at which buying pressure historically exceeds selling pressure, halting downtrends.
Supranet
A concept for networks that span multiple rollups or chains to behave as unified systems.
SushiBar
A Sushiswap feature that lets users stake SUSHI to earn protocol revenue as xSUSHI.
Sushiswap
A decentralized exchange forked from Uniswap that added additional features like yield farming.
SVM (Solana Virtual Machine)
The runtime environment executing Solana smart contracts.
Swap
A trade of one token for another, often executed via a DEX or AMM.
Swap Fee
The fee charged by an AMM or DEX for token swaps, partly distributed to LPs.
Swap Router
A smart contract routing swaps through optimal pools or chains.
Sweep the Floor
Buying all or most of the NFTs listed at a collection's floor price.
Sybil Attack
An attack where a single actor creates many fake identities to gain disproportionate influence over a network.
Symmetrical Triangle
A continuation pattern where converging support and resistance lines form a triangle before breakout.
Synthetic Asset
A tokenized derivative that tracks the value of another asset, like a stock or commodity, without holding the underlying.
Synthetic Asset (Synth)
A DeFi derivative representing an external asset without holding the underlying.
Synthetic Dollar
A dollar-denominated crypto asset generated without traditional fiat reserves, such as Ethena's USDe.
Synthetix (SNX)
A DeFi protocol for trading synthetic assets.
T
TA (Technical Analysis)
The practice of evaluating assets based on historical price and volume data using charts and indicators.
Taint Analysis
Blockchain forensics that traces funds linked to illicit activity across transactions.
Take Profit (TP)
An automated order to sell an asset once it reaches a target profit level.
Tangem
A smart-card hardware wallet.
TAO
The native token of Bitcoin-like AI network Bittensor, which rewards participants for contributing machine learning resources.
Tao Bazaar
A marketplace for Bittensor subnet assets and contributions.
Taproot
A major 2021 Bitcoin upgrade that introduced Schnorr signatures, improved privacy, and made advanced scripts cheaper.
Taproot Assets
A protocol issuing tokens on Bitcoin via Taproot for scalable issuance and transfer.
Telcoin (TEL)
A project building crypto-based remittance and telecom integrations.
Telegram
A messaging app widely used by crypto communities for announcements, support, and project chats.
Teller Finance
A DeFi protocol offering undercollateralized lending.
Tensor
A leading Solana NFT marketplace with advanced trading features.
Term Lending
DeFi loans with fixed maturity dates, contrasted with perpetual money markets.
Terra 2.0 (LUNA)
The relaunched Terra chain after the 2022 stablecoin collapse, without UST.
Terra Classic (LUNC)
The original Terra chain preserved after the 2022 collapse.
Terra/LUNA Collapse
The May 2022 event in which the algorithmic stablecoin UST depegged and LUNA collapsed, erasing tens of billions of dollars.
Testnet
A blockchain network that mirrors the mainnet but uses valueless tokens, used for development and testing.
Tether (USDT)
The largest stablecoin by market cap, pegged to the US dollar and issued by Tether Limited.
Tezos
A self-upgrading proof-of-stake blockchain with on-chain governance, known for formal verification.
TH/s (Terahash per second)
A hashrate unit equal to one trillion hashes per second.
That's The Trade
Slang for identifying a clear, obvious trading opportunity.
The DAO Hack
The 2016 Ethereum exploit that drained millions and caused the ETH/ETC hard fork.
The Graph
A decentralized indexing protocol for querying blockchain data via subgraphs.
The Sandbox
A metaverse platform where users own virtual land and build experiences using its SAND token.
THORChain (RUNE)
A cross-chain DEX enabling native asset swaps across Bitcoin, Ethereum, and others.
Three Black Crows
A bearish pattern of three consecutive long red candles, each opening within the prior body.
Three White Soldiers
A bullish pattern of three consecutive long green candles, each opening within the prior body.
Threshold Signature Scheme (TSS)
An MPC-based signature protocol where a threshold of parties jointly produces a single signature.
Throughput
The number of transactions a network can process per second (TPS).
Ticker
A symbol used to identify a cryptocurrency on exchanges (e.g., BTC, ETH, SOL).
Tiered Fees
A fee structure that decreases with higher trading volume or staking tiers.
TikTok
A popular social platform where crypto influencers share educational and promotional content.
Time-Weighted Average Price (TWAP)
An execution strategy that splits an order into smaller pieces over time to reduce market impact.
Timelock
A smart contract mechanism that delays execution, adding safety to protocol changes or vesting.
Tinfoil Hat
Conspiracy-minded reasoning, often applied to macro or regulatory fears.
Tokemak
A liquidity-as-a-service protocol that allocates capital across DeFi.
Token
A digital unit of value issued on an existing blockchain, typically via a smart contract.
Token Burn
See Burn — permanent removal of tokens from circulation.
Token Generation Event (TGE)
The initial creation and distribution of a new token.
Token Standard
A technical specification defining how tokens on a particular blockchain behave, such as ERC-20 or ERC-721.
Token Swap
Exchanging one token for another, or migrating tokens from one chain or contract to a new version.
TokenGated
Access controlled by proof of token or NFT ownership.
Tokenization
The process of representing ownership of an asset (digital or physical) as a blockchain token.
Tokenized Stock
A blockchain-based representation of a traditional stock.
Tokenized Treasury
A tokenized US Treasury bill or fund, among the largest real-world asset categories.
Tokenomics
The economic design of a cryptocurrency token, including supply, distribution, incentives, and utility.
Top Signal
A market event retrospectively identified as marking a market peak.
Top-Heavy
A market state where price gains are concentrated in a few large assets, signaling fragility.
Tornado Cash
A privacy-focused Ethereum mixer, sanctioned by OFAC in 2022.
Total Supply
The total number of tokens that currently exist, including locked or escrowed tokens.
Total Value Locked (TVL)
The total value of crypto assets deposited in a DeFi protocol, used as a measure of adoption and trust.
Tower Bottom / Tower Top
Reversal patterns resembling towers bookending a trend.
TPS (Transactions Per Second)
A blockchain's throughput, measured in the number of transactions processed per second.
Tradfi (Traditional Finance)
The established financial system of banks, brokerages, and regulated institutions, contrasted with DeFi.
Trading Pair
Two assets that can be traded against each other on an exchange, such as BTC/USDT.
Training Data Token
A token representing rights to contribute or use training data.
Trait Sniper
A tool for quickly identifying rare NFT traits at reveal to snipe undervalued listings.
Transaction Fee
A fee paid to validators or miners to have a transaction included in a block.
Transaction Malleability
A Bitcoin issue where transaction IDs could be altered without invalidating signatures, solved by SegWit.
Travel Rule
A FATF rule requiring VASPs to share originator and beneficiary information for crypto transfers above a threshold.
Treasury (DAO Treasury)
A pool of assets held by a DAO, spent according to governance decisions.
Trezor
One of the earliest and most trusted hardware wallet brands.
Trezor Safe
Trezor's newer line of hardware wallets with enhanced security features.
Triangle Breakout
The breakout from a triangle consolidation pattern, often accompanied by rising volume.
Triple Bottom
A bullish reversal pattern where price tests the same support level three times before rallying.
Triple Top
A bearish reversal pattern where price tests the same resistance level three times before declining.
TRIX
A momentum indicator based on the triple-smoothed exponential moving average.
TRON
A high-throughput Layer 1 blockchain founded by Justin Sun, widely used for USDT transfers.
TRU
The governance token of TrueFi, an uncollateralized crypto lending protocol.
Trust Wallet
Binance-acquired mobile non-custodial wallet supporting many chains.
Trustless
A system where participants do not need to trust each other because the protocol mathematically enforces the rules.
Tumbling
The use of a mixer to obscure the origin of funds.
Turing Complete
A system capable of performing any computation given enough time and memory, a property of Ethereum's smart contract language.
TVL (Total Value Locked)
See Total Value Locked — the aggregate value deposited in a DeFi protocol.
Tweezer Bottom
A two-candle bullish reversal pattern with matching lows.
Tweezer Top
A two-candle bearish reversal pattern with matching highs.
Twitter / X
The dominant social media platform for crypto discourse, colloquially called Crypto Twitter (CT).
Two-Factor Authentication (2FA)
A security measure requiring two independent forms of verification to access an account.
TX Stack
Slang for multiple transactions queued in the mempool.
U
UI/UX (User Interface / User Experience)
Design elements that determine how users interact with crypto applications; a frequent bottleneck for adoption.
Unencrypted Wallet
A wallet file or storage not protected by a password or encryption, a major security risk.
Unichain
Uniswap Foundation's dedicated Layer 2 chain.
Unified Liquidity
Concepts and protocols that pool liquidity across chains so users experience a single market.
Uniswap
The largest decentralized exchange by volume, pioneering the AMM model on Ethereum.
Uniswap Hooks
Uniswap V4 feature enabling custom logic attached to pools.
Uniswap V2
The second major version of Uniswap, introducing direct ERC-20/ERC-20 pairs and flash swaps.
Uniswap V3
Uniswap's concentrated liquidity update, allowing LPs to provide capital in custom price ranges.
Uniswap V4
The latest Uniswap version introducing hooks for custom pool logic.
Unit Bias
A cognitive bias where investors prefer cheaper-per-unit assets, ignoring market cap and supply.
Unlock
The scheduled release of previously locked or vested tokens into circulation.
Unstake
The process of withdrawing staked tokens, sometimes subject to an unbonding period.
Unstoppable Domains
A service offering blockchain-based domain names that cannot be censored.
Untrusted Setup
A cryptographic setup process that requires no trusted party, making the resulting system trust-minimized.
Uptober
The belief that October tends to be bullish for Bitcoin, based on historical data.
USD1
A US dollar stablecoin launched by World Liberty Financial.
USDC
A fully reserved US dollar stablecoin issued by Circle and backed 1:1 by cash and short-term Treasuries.
USDe
Ethena's synthetic dollar, maintained by a delta-neutral hedging strategy.
USDT
See Tether — the largest stablecoin by market cap.
USDtb
A tokenized dollar backed by BlackRock's BUIDL treasury fund, issued by Ethena Labs.
USDY
Ondo's yield-bearing tokenized US Treasury product.
Use Case
A practical application of a cryptocurrency or protocol, such as payments, DeFi, or gaming.
User Operation
In ERC-4337 account abstraction, a pseudo-transaction object sent to a separate mempool.
Usual (USD0)
A DeFi stablecoin protocol redistributing yield to governance participants.
Utility Token
A token that grants access to a product or service rather than representing ownership or investment.
Utilization Rate
The percentage of a lending pool's deposits currently borrowed, determining interest rates.
UTXO (Unspent Transaction Output)
A model, used by Bitcoin, where balances are the sum of unspent outputs from previous transactions.
V
V-Bottom
A sharp reversal where price declines and rebounds rapidly, forming a V-shape.
Validator
A node in a proof-of-stake network that verifies transactions and produces blocks, earning rewards for honest participation.
Validator Client
Software that runs a validator node and signs blocks in a PoS network.
Validator Set
The group of validators currently authorized to produce blocks on a PoS chain.
Value Accrual
The mechanism by which a token captures value from the protocol's usage and revenue.
Vampire Attack
A strategy where a new protocol aggressively incentivizes users of a competing protocol to migrate their liquidity.
Vampire Farming
Offering generous liquidity incentives to siphon users from a competitor.
VanEck
A major asset manager offering multiple crypto investment products, including spot Bitcoin and Ether ETFs.
Vanity Address
A custom crypto address containing recognizable characters, generated by brute force.
Vaporware
A project or product that is announced and marketed but never actually released.
VASP License
A license required by FATF-compliant jurisdictions for virtual asset service providers.
VAT on Crypto
Value-added tax treatment of crypto, which varies significantly by jurisdiction.
Vault
A smart contract that holds deposited assets and executes a predefined yield or trading strategy.
Vaulted Stake
A structure where staked assets are locked in vault contracts with specific rules.
VC (Venture Capital)
Professional investors who fund early-stage companies and projects in exchange for equity or tokens.
Velodrome
A popular Optimism-based DEX with ve-token economics.
Venus Protocol
A BNB Chain-based money market protocol.
Verifiable Delay Function (VDF)
A cryptographic function that requires real time to compute but is fast to verify, used in randomness and consensus.
Verifier
A participant in a cryptographic protocol who checks the validity of a proof.
Vesting
A schedule that gradually releases locked tokens to team members, investors, or community participants over time.
ViaBTC
A leading global cryptocurrency mining pool founded in 2016.
Vibe
The sentiment or atmosphere of a market; positive or negative.
Virtual Asset Service Provider (VASP)
A regulated entity (per FATF) that conducts virtual asset activities on behalf of clients.
Virtual Currency Tax Guidance
IRS guidance classifying crypto as property for US federal tax purposes.
Virtual Machine (VM)
An environment that executes smart contract code, such as the EVM on Ethereum or SVM on Solana.
Virtuals Protocol (VIRTUAL)
An AI agent launchpad allowing users to create and deploy tokenized autonomous agents.
Vitalik Buterin
The Russian-Canadian programmer who co-founded Ethereum and remains its most prominent public figure.
Volatility
The degree to which an asset's price fluctuates over time; crypto is known for high volatility.
Volatility Index
An index tracking expected price volatility of an asset, such as BVIV for Bitcoin.
Volatility Smile
A phenomenon in options pricing relevant to crypto volatility traders.
Volume
The total amount of a cryptocurrency traded over a given period, typically 24 hours.
Volume Profile
A charting tool displaying traded volume at each price level over a period.
Voluntary Exit
A validator's deliberate withdrawal from the PoS validator set.
Vote-Escrowed Token (veToken)
A governance token model requiring lockup to gain voting and reward-boost power.
VVS Finance
A decentralized exchange on Cronos.
VWAP (Volume-Weighted Average Price)
The average price of an asset weighted by trading volume, used as a trading benchmark.
W
WAGMI (We're All Gonna Make It)
An optimistic expression of community solidarity in crypto.
WAGMI Vibes
A positive, optimistic community atmosphere.
Waifu NFT
Anime-style NFT PFPs, often with female characters.
Wallet
Software or hardware that stores private keys and enables users to send, receive, and manage cryptocurrency.
Wallet Backup
A copy of wallet data, typically a seed phrase, used to recover access.
Wallet Connect
An open protocol enabling DApps to connect to mobile wallets via QR code or deep link.
Wallet Drainer
Malicious code that tricks users into signing transactions that empty their wallets.
Wallet Guard
A browser extension alerting users to risky transactions or phishing sites.
Walrus
A decentralized storage protocol by the Sui ecosystem.
Warrant
A derivative giving the holder the right to buy tokens at a specific price in the future, used in some crypto deals.
Wash Trading
Artificial trading activity where a party trades with itself to create the illusion of volume or inflate prices.
Watch-Only Wallet
A wallet tracking balances and transactions without holding private keys, unable to spend.
Watt (W)
A unit of power consumption, critical for calculating mining profitability.
Wave Financial
A digital asset investment management firm.
Weak Hands
Traders who easily panic-sell during volatility.
Web3
A vision of the internet built on decentralized, blockchain-based protocols where users own their data and assets.
Web3 Wallet
A wallet that interacts with decentralized applications as well as storing assets.
Wedge
A chart pattern with converging, same-direction trendlines, used to identify reversals.
Wei
The smallest denomination of ether, equal to 10⁻¹⁸ ETH.
Wen
Crypto slang abbreviation of 'when,' as in 'wen mainnet?' or 'wen moon?'
Wen Lambo
Slang phrase asking when a token's price will rise enough to afford a Lamborghini.
Whale
A holder with enough cryptocurrency to significantly influence market prices.
Whale Alert
A popular Twitter/X account reporting large on-chain transfers.
Whale Watching
Monitoring large wallets for signals about imminent market-moving trades.
Whitelist
See Allowlist — a pre-approved list of addresses granted special access.
Whitepaper
A document published by a project outlining its technology, use case, and economic design.
Wick
The thin line above or below a candlestick body, representing the high and low prices within the period.
Williams %R
A momentum oscillator similar to Stochastic, identifying overbought and oversold conditions.
Wintermute
A leading crypto market maker and algorithmic trading firm.
Worldcoin / World ID
A project by Sam Altman-founded Tools for Humanity combining a global identity system with a token airdrop.
Wormhole
A cross-chain bridging protocol that transfers assets and messages across over 20 blockchains.
Wormhole Network
A leading cross-chain messaging and asset transfer protocol.
Wrapped stETH (wstETH)
A non-rebasing, wrapped version of Lido's stETH for broader DeFi compatibility.
Wrapped Token
A token that represents another asset on a different blockchain at a 1:1 ratio, such as WBTC representing BTC on Ethereum.
Wyckoff Accumulation
A Wyckoff Method phase where smart money builds positions at low prices before an uptrend.
Wyckoff Distribution
A Wyckoff Method phase where smart money unloads positions at high prices before a downtrend.
Wyckoff Method
A technical analysis framework identifying phases of accumulation, markup, distribution, and markdown in markets.
X
X (formerly Twitter)
The primary social network for crypto discussion.
x402
A blockchain-based payment standard released in 2025 for autonomous AI agents and machine-to-machine transactions.
xPub / Extended Public Key
A public key that can derive additional child public keys, used in HD wallets and watch-only setups.
XRP
The native digital asset of the XRP Ledger, primarily used for cross-border payments and settlement.
XRP Army
The passionate online community of XRP supporters.
XRP Ledger (XRPL)
The open-source blockchain powering XRP, designed for fast and low-cost payments.
Y
Yacht Club
Reference to Bored Ape Yacht Club; also slang for wealthy NFT collectors.
Yearn Finance
A DeFi yield aggregator that automates yield farming strategies for users.
Yearn V3
The latest generation of Yearn Finance vaults.
Yield
The return earned on a crypto investment, typically expressed as APR or APY.
Yield Aggregator
A protocol that automatically moves user funds across yield opportunities to maximize returns.
Yield Curve
A plot of interest rates across different maturities, increasingly relevant to tokenized Treasuries in crypto.
Yield Farming
The practice of moving capital across DeFi protocols to maximize token rewards and trading fees.
Yield Protocol
A DeFi protocol offering fixed-rate borrowing and lending.
Yield-Bearing Token
A token that automatically accrues value over time, such as liquid staking derivatives or tokenized Treasury products.
Yuga Labs
The company behind the Bored Ape Yacht Club, CryptoPunks, Meebits, and Otherside metaverse.
Z
Zap / Zapper
A tool that bundles multiple DeFi transactions into one, and the app of the same name.
Zcash (ZEC)
A privacy-focused cryptocurrency using zk-SNARKs to enable optional shielded transactions.
ZenGo
A mobile MPC wallet emphasizing seedless recovery via biometrics and cloud backups.
Zero-Confirmation Transaction
A transaction broadcast to the network but not yet included in a block; risky to accept as final.
Zero-Day
A previously unknown software vulnerability that can be exploited before developers can patch it.
Zero-Knowledge Proof (ZKP)
A cryptographic method proving knowledge of a statement without revealing any information beyond its truth.
ZetaChain (ZETA)
A Layer 1 blockchain enabling omnichain smart contracts that interact with Bitcoin, Ethereum, and more.
Zhe Jiang ASICs
Chinese-manufactured ASIC chips, referencing the region where many are produced.
Zig Zag Indicator
A tool filtering out minor price movements to highlight significant swings.
ZK-Email
A cryptographic scheme that lets users prove statements about their emails on-chain without revealing content.
ZK-EVM
A zero-knowledge rollup that is compatible with the Ethereum Virtual Machine, allowing existing Ethereum smart contracts to run with ZK security.
ZK-Rollup
A Layer 2 scaling solution that bundles many transactions off-chain and posts a single validity proof to the base chain.
ZK-SNARK
A succinct non-interactive zero-knowledge proof, widely used in privacy and scaling solutions.
ZK-STARK
A zero-knowledge proof system that is transparent (no trusted setup) and post-quantum secure.
zkSync Era
A leading zkEVM Layer 2 by Matter Labs.
Zone (Cosmos)
A sovereign blockchain within the Cosmos ecosystem, connected via IBC.
Zora Protocol
A decentralized NFT protocol and network for creators.