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The Book of Jargon®Blockchain, Crypto & Web3

An interactive glossary of acronyms, slang, and industry terminology.

The Book of Jargon® – Blockchain, Crypto & Web3 is one in a series of practice area and industry-specific glossaries published by Latham & Watkins. 

The definitions provide an introduction to each term and may raise complex legal issues on which specific legal advice is required. The terms are also subject to change as applicable laws and customary practice evolve. 

Search for terms by:

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The information contained herein is not legal advice and should not be construed as such. 

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Account Tree,Address,Agreement Ledger,2FA,All Time High (ATH),Algorithm,Blockchain,Airdrop,Bear,Bull,51% Attack,Accidental Fork,Administrator,All Time Low (ATL),Altcoin,Alternative History Attack,Alternative Trading System (ATS),AML,AML Officer,AML Program,Anchor,Announcement (ANN),Anonymity,Anti-Money Laundering (AML),Application Program Interface (API),Application-Specific Integrated Circuit (ASIC),Arbitrage,Artificial Intelligence (AI),Ashdraked,Asset,Asset Token,Asymmetric-Key Cryptography,Astroturfing,Atomic Swap,Attestation Ledger,Augmented Reality (AR),Automated Market Maker,Avatar,B2B,B2C,Bag,Bagholder,Balance Attack,Bandwidth,Bank Secrecy Act (BSA),Bearwhale,Bear Trap,Bit,Bitcoin / bitcoin,Bitcoin Improvement Proposal (BIP),Bitcoin Standard Transaction Type,Bitcoin Transaction Locktime,BitLicense,Block,Block Data,Block Explorer,Block Header,Block Height,Block Reward,Block Time,Block-Withholding Attack,Blockchain 1.0,Blockchain 2.0,Blockchain 3.0,Blockchain Network User,Bollinger Band,Bot,Bounty,Bribery Attack,Broker-Dealer,Brute Force Attack (BFA),BSA,BTC,Bubble,BUIDL,Bull Run,Bull Trap,Burn,Buy the Dip (BTD),Buy Wall,Byzantine Fault Tolerance,Byzantine Generals’ Problem,Candlestick,Central Bank Digital Currency (CBDC),Central Processing Unit (CPU),Centralized Exchange,Centralized Finance (CeFi),Centralized Ledger,Centralized Network,Chain Split,Chaincode,Chainwashing,Change,Chargeback,Checksum,Child Chain,Cipher (or Cypher),Circulating Supply,Client,Cloud Mining,Coin,Cold Storage,Cold Wallet,Collective Investment Scheme,Commodity,Commodity Futures Trading Commission (CFTC),Community Governance,Complete Block,Composability,Confirmation,Confirmed Transaction,Conflict,Conflict Resolution,Consensus,Consortium Blockchain,Consumer Token,Convertible Virtual Currency,Co-Signer,CPU,Creator Economy,Cross-Chain,Cross-Chain Atomic Swap,Crowdsourcing,Crypto,Crypto Climate Accord (CCA),Crypto Valley,Cryptoasset Trading Platform (CTP),Cryptocurrency,Cryptographic Digest,Cryptographic Hash Function,Cryptographic Nonce,Cryptography,Cryptojacking,Cryptonetwork,CryptoPunks,Currency,Custodian,Custody,Cypherpunk,DAO,Dapp,Data Silo,Database,Date of Launch,DDOS,Dead Cat Bounce,Decentralized,Decentralized Application,Decentralized Autonomous Cooperative,Decentralized Autonomous Organization (DAO),Decentralized Exchange (DEX),Decentralized Finance (DeFi),Decentralized Network,Decoupling,Decryption,Deflation,Delegated Proof of Stake (DPOS),Demurrage,Depository Trust and Clearing Corporation (DTCC),Depth Chart,Derivative,Deterministic Wallet,DEX,Digital Asset,Digital Commodity,Digital Currency,Digital Identity,Digital Signature,Digital Twin,Directed Acyclic Graph (DAG),Discord,Discount Token,Distributed Denial of Service (DDOS),Distributed Ledger,Distributed Ledger Technology (DLT),Distributed Network,Do Your Own Research (DYOR),Dogecoin,Dolphin,Dominance,Double Spend (Attack),Double Spend (Problem),Dox / Doxxing,Drop,Dump,Dumping,Dust Transaction,DYOR,Ecosystem,E-Currency,EIP,E-Precious Metal,Elliptic Curve Digital Signature Algorithm (ECDSA),Emission,Encryption,End User License Agreement (EULA),Enterprise Ethereum Alliance (EEA),Environmental, Social, and Governance (ESG),ERC,ERC-1155,ERC-20,ERC-721,Escrow,ETH,Ether,Ethereum,Ethereum 2.0,Ethereum Improvement Proposal (EIP),Ethereum Request for Comment (ERC) Token Standard,Ethereum Virtual Machine (EVM),Exchange,Exchange Traded Fund (ETF),Exchanger,Exit Scam,Fat Protocol,Faucet,Fault Tolerance,Fear of Missing Out (FOMO),Fear, Uncertainty, and Doubt (FUD),Federated Blockchain,Fiat,Fiat Exchange,Finality,Financial Crimes Enforcement Network (FinCEN),FinCEN,Finney,Finney Attack,Fish,Flippening,Flip / Flipping,Floor Price,Forge / Forging,Fork,Formal Verification,Forward,Fractionalization,Fractionalized NFT,Fraud Proof,Frictionless,Frontier, Homestead, Metropolis, Serenity,Full Node,Fundamental Analysis,Fungible / Fungibility,Futures Contract,Gains,GameFi,Gas,Gas Limit,Gas Price,Gas War,Generation Transaction,Genesis Block,Get Off Zero,Git,GM,Gold-Backed Cryptocurrency,Governance,Governance Token,Governance Vote,Goxxed / Goxed,Graphical Processing Unit (GPU),Green Bitcoin,Group Mining,Gwei,Hack,Halving / Halvening,Hard Cap,Hard Fork,Hash,Hash Chain,Hash Crash,Hash Digest,Hash Function,Hash Rate,Hashing,Hashing Power,HD Wallet,Hidden Cap,Hierarchical Deterministic Wallet (HD Wallet),HODL,HODLACL,Homomorphic Encryption,Honeypot,Hosted Wallet,Hot Storage,Immutable,Impermanent Loss,Incentive Mechanism,Inflation,Initial Bounty Offering (IBO),Initial Coin Offering (ICO),Initial Exchange Offering (IEO),Initial Token Offering (ITO),Instamine,Interface,Intermediary,Interoperability,InterPlanetary File System (IPFS),IOTA,Irreversible Transaction,Joy of Missing Out (JOMO),Key,Know Your Customer (KYC),Know Your Transaction (KYT),Lambo,Latency,Layer 1 / Layer 2,Ledger,Leverage,Leverage Token,Lex Cryptographica,Lightning Network,Lightweight Node,Limit Buy,Limit Order,Limit Sell,Liquidity,Liquidity Mining,Liquidity Pool,Liquidity Provider,Liquidity Provider (LP) Token,Locktime,Long / Long Position,Mainnet,Margin Bear Position,Margin Bull Position,Margin Call,Margin Trading,Market Capitalization (Market Cap),Market Order,Markets in Crypto-Assets Regulation (MiCA),Masternodes,Maximalist / Maxi,Max Supply,MCAP,Meatspace / Meatverse,Memecoin,Mempool,Mempool Congestion,Merkle Root,Merkle Tree,Metadata,MetaMask,Metaverse,MEW,MicroBitcoin (uBTC),Microtransaction,Miner,Mine / Mining,Mining Contract,Mining Pool,Mining Rig,Mint / Minting,Mixer,Mnemonic Phrase,Module (or Cryptographic Module),Money Services Business (MSB),Money Transmission,Money Transmitter,Money Transmitter License,Moon / Mooning,Moving Average Convergence Divergence (MACD),MSB,Mt. Gox,Multilateral Trading Facilities,Multipool Mining,Multi-Sig,Multi-Signature Wallet,Nationwide Multistate Licensing System (NMLS),Native Token,New York State Department of Financial Services (NYSDFS),NFT,NGMI,No-Action Letter,No-Coiner,Node,Nonce,Non-Custodial,Non-Fungible Token (NFT),Non-Native Token,Noob,Off-Chain,Off-Ledger,Office of Foreign Assets Control (OFAC),On-Chain,One Cancels the Other (OCO) Order,Open Source,Open / Close,OpenXR,Option,Options Market,Oracle,Orphan,OTC Broker,Over the Counter (OTC) Trading,Overbought,Oversold,P2P,Paper Wallet,Payment Token,Peer to Peer (P2P),Permissioned,Permissionless,Permissions,Platform,Play-to-Earn (Play2Earn),PND,Ponzi Scheme,POS,POW,Pre-Mine,Prepaid Access,Pre-Sale,Priority Gas Auction (PGA),Privacy Coin,Private Address,Private Blockchain,Private Key,Private Placement,Private Placement Memorandum (PPM),Private Sale,Profile Picture NFT (PFP NFT),Proof of Activity,Proof of Authority,Proof of Burn,Proof of Developer,Proof of Stake (POS),Proof of Work (POW),Protocol,Pseudonym / Pseudonymity,Public Address,Public Blockchain,Public Key,Public Sale,Publishing Node,Pump and Dump (PND),Pumping,QR Code,Quantitative Easing,Quantitative Tightening,Race Attack,Raiden Network,Rank,Realverse,Regulation A (Reg A),Regulation A+ (Reg A+),Regulation CF (Reg CF),Regulation D (Reg D),Regulation S (Reg S),REKT,Relative Strength Index (RSI),Replicated Ledger,Resistance,Reverse Indicator,Reward System,Ring Signature,Roadmap,Round Robin Consensus Model,Royalties,Rug Pull,satoshi (sat),Satoshi Nakamoto,Scalability,Scale / Scaling,Scamcoin,Scrypt,Second-Layer Solutions,Secure Hash Algorithm 256 (SHA-256),Securities and Exchange Commission (SEC),Security,Security Token,Security Token Offering (STO),Seed Phrase,Segregated Witness (SegWit),Self-Custody,Selfish Mining,Sell Wall,Settlement,SHA-256,Sharding,Shilling,Short / Short Position,Short Squeeze,Side Chain,Simple Agreement for Future Tokens (SAFT),Simplified Payment Verification (SPV),Smart Contract,Soft Cap,Soft Fork,Solidity,Spatial Computing,Spot Market,Spot Trade,Stablecoin,Stake / Staking,Stale Block,State Channel,Stored Value,SubDAO,Swap,Sweep the Floor,Sybil Attack,Symbol,Szabo,Taint,Tamper Evident,Tamper Resistant,Tangle,Technical Analysis (TA),Telepresence,Testnet,Think Long Term (TLT),This Is Gentlemen,Ticker,Timelock / Locktime,Timestamp,TLDR,Token,Token Generation Event (TGE),Token Velocity,Tokenization,Tokenless Ledger,Tokenomics,Tor,Total Value Locked (TVL),Transaction Fee,Transaction Pool,Trustless,Tumbler,Turing Complete,Two-Factor Authentication (2FA),Unconfirmed Transaction,Unspent Transaction Output (UTXO),Utility Token,Validation,Validator,Validity Proof,Vampire Attack,Vanity Address,Vaporware,VASP,Vector76 Attack,Venture Capital,View Key,Virgin Bitcoin,Virtual Asset Service Provider (VASP),Virtual Currency,Virtual Reality (VR),Volatility,WAGMI,Wallet,Wallet (Hardware),Wallet (Software),Wash Trade,Web2 (Web 2.0),Web3 (Web 3.0),Wei,Whale,Whale Club,White Paper,Whitelist,Wrapped Token,Wrench Attack,Yellow Paper,Yield Farming,Zero Confirmation Transaction,Zero Knowledge Proof,Hot Wallet,Howey Test,HTTP (Hypertest Transfer Protocol),Hybrid POW/POS,Hyperledger / Hyperledger Foundation,Crypto-to-Crypto Exchange,Travel Rule,2FA