A free distribution of tokens to users, often used to promote a new project or reward early adopters.

Any cryptocurrency other than Bitcoin.

A decentralized digital ledger that records transactions across a distributed network of computers.

Short for “Decentralized Finance” — a system where financial services are built on blockchains without banks.

A decentralized application that runs on a blockchain instead of centralized servers.

“Fear Of Missing Out” — the anxious feeling of being late to a trend or price rally.

The fee required to process a transaction or execute a smart contract on Ethereum or other chains.

Originally a typo for “hold” — now a strategy to keep crypto long-term regardless of market swings.

“Know Your Customer” — identity verification required on most centralized exchanges.

Self-executing code on the blockchain that performs actions when conditions are met — no middlemen needed.

Locking up tokens in a network to help validate transactions and earn rewards.

A tool (app, browser extension, or device) that stores your private keys and interacts with the blockchain.