1. Address poisoningA scam that places a look-alike wallet address in transaction history hoping it will be copied later.
2. AdoptionGrowth in the number of people, businesses, institutions, or systems using a technology or asset.
3. AltcoinA common term for cryptocurrencies other than Bitcoin.
4. AML (Anti-Money Laundering)Rules and controls intended to detect and deter laundering of criminal proceeds.
5. AskThe lowest price a seller is currently requesting.
6. Bear marketA period commonly associated with broadly falling prices and weaker risk appetite.
7. BidThe highest price a buyer is currently offering.
8. Bitcoin (BTC)The first widely adopted cryptocurrency, designed for peer-to-peer digital value transfer.
9. BlockA batch of validated transactions or data added to a blockchain.
10. BlockchainA shared digital ledger that records transactions in linked blocks or another ordered structure.
11. BridgeA system designed to move or represent assets between blockchains; bridges can introduce additional risk.
12. Bull marketA period commonly associated with broadly rising prices and stronger risk appetite.
13. Capital gain / lossThe difference between proceeds and tax basis when an asset is disposed of, subject to local tax law.
14. Circulating supplyThe amount of a crypto asset currently available to the public market.
15. CoinA crypto asset native to its own blockchain, such as bitcoin on the Bitcoin network.
16. Cold walletA wallet setup that keeps signing keys offline when not in use.
17. ConfirmationEvidence that a transaction has been included in the blockchain and has gained additional blocks after it.
18. ConsensusThe rules and process a distributed network uses to agree on valid transactions and state.
19. CorrectionA meaningful price decline from a recent high; there is no single universal crypto definition.
20. CorrelationA statistical measure of how closely two assets or variables have moved together historically.
21. Cost basisThe amount used to calculate gain or loss for tax purposes, subject to applicable tax rules.
22. CryptocurrencyA digital asset that uses cryptography and a blockchain or similar network for recordkeeping.
23. Custodial walletA wallet or account where a service provider controls the underlying keys.
24. CustodyWho controls the keys and has responsibility for accessing crypto assets.
25. Cycle analysisStudying where current conditions may sit within a broader historical market cycle.
26. DecentralizationDistribution of control or validation across many participants rather than one central authority.
27. Digital assetA digitally represented item of value or ownership, including cryptocurrencies and tokens.
28. ETF flowsMoney moving into or out of exchange-traded funds; flows can be one input when studying market demand.
29. ExchangeA platform that facilitates trading or conversion of crypto assets.
30. Fiat currencyGovernment-issued money such as U.S. dollars or euros.
31. ForkA change or split in blockchain rules or software that can alter how the network operates.
32. Funding rateA periodic payment between certain perpetual-futures traders that helps keep contract prices near spot prices.
33. GasA term used on some networks for the computational cost of processing transactions or smart-contract actions.
34. Hardware walletA physical device designed to keep private keys isolated from ordinary internet-connected devices.
35. HashA fixed-length cryptographic output created from data and used in blockchain verification.
36. Hedging / coverUsing another position or strategy to offset some risk; protection can be incomplete and can add cost.
37. HODLCrypto slang for holding an asset over time; it is not a recommendation.
38. Hot walletA wallet connected to the internet, convenient for use but exposed to online risks.
39. Institutional activityObservable participation by professional investors, funds, companies, or regulated investment products.
40. KYC (Know Your Customer)Identity-verification procedures used by many regulated financial and crypto services.
41. Layer 1A base blockchain network, such as Bitcoin or Ethereum.
42. Layer 2A system built on top of a base blockchain to improve speed, cost, or capacity.
43. LeverageUsing borrowed exposure to increase the size of a position, which can magnify both gains and losses.
44. Limit orderAn instruction to trade only at a specified price or better.
45. LiquidityHow easily an asset can be traded without causing a large price change.
46. Liquidity conditionsThe availability of money and market depth that can influence how easily prices move.
47. Market capitalizationPrice multiplied by circulating supply; a rough measure of a crypto asset’s market size.
48. Market cycleA recurring pattern of expansion, enthusiasm, contraction, and recovery observed in markets.
49. Market orderAn instruction to execute at the best available current prices.
50. Maximum supplyThe largest amount of an asset that its rules allow to exist, if a limit is defined.