Crypto Glossary

Essential cryptocurrency terms explained simply. Click any term for the full definition.

  • Airdrop

    An airdrop is a distribution of free cryptocurrency tokens to wallet addresses, typically used for marketing new projects, rewarding early users, or decentralizing token ownership.…

  • Altcoin

    Altcoin — short for “alternative coin” — refers to any cryptocurrency that isn’t Bitcoin. This includes everything from major platforms like Ethereum and Solana to…

  • ATH

    ATH stands for All-Time High — the highest price a cryptocurrency has ever traded at throughout its history. ATH levels carry psychological significance far beyond…

  • Bear Market

    A bear market is an extended period during which cryptocurrency prices decline and investor sentiment turns negative. The term derives from the way bears attack…

  • Bitcoin

    Bitcoin is the original cryptocurrency, launched in January 2009 by the pseudonymous developer Satoshi Nakamoto. It introduced both blockchain technology and the revolutionary concept of…

  • Blockchain

    A blockchain is a distributed database shared across a network of computers. Each “block” contains transaction data, a timestamp, and a cryptographic link to the…

  • Bull Market

    A bull market is an extended period during which cryptocurrency prices generally rise and investor sentiment remains optimistic. The term comes from the way bulls…

  • CEX

    A CEX (centralized exchange) is a cryptocurrency trading platform operated by a company that facilitates buying, selling, and trading digital assets. Unlike decentralized exchanges, CEXs…

  • DeFi

    DeFi — short for decentralized finance — refers to financial applications built on blockchain networks that operate without traditional intermediaries like banks, brokerages, or exchanges.…

  • DEX

    A DEX (decentralized exchange) is a cryptocurrency trading platform that operates without a central authority holding user funds or controlling operations. Unlike traditional exchanges run…

  • Dip

    A dip is a temporary decline in cryptocurrency prices that many investors view as a buying opportunity. The phrase “buy the dip” has become a…

  • Ethereum

    Ethereum is a decentralized blockchain platform that extended Bitcoin’s innovation by adding programmability. While Bitcoin enables peer-to-peer value transfer, Ethereum allows developers to build and…

  • FOMO

    FOMO — Fear Of Missing Out — describes the anxiety investors feel when watching cryptocurrency prices rise without them, often leading to impulsive buying decisions…

  • FUD

    FUD stands for Fear, Uncertainty, and Doubt — a term describing negative information, whether accurate or misleading, that spreads through cryptocurrency markets and influences investor…

  • Gas Fees

    Gas fees are the costs users pay to execute transactions and smart contract operations on a blockchain network. The term originated with Ethereum but the…

  • HODL

    HODL is crypto slang for holding onto your cryptocurrency investments through market volatility rather than selling during price drops. The term originated from a typo…

  • ICO

    An ICO (Initial Coin Offering) is a cryptocurrency fundraising method where a project sells newly created tokens to investors in exchange for established cryptocurrencies like…

  • Liquidity

    Liquidity measures how easily a cryptocurrency can be converted to cash or other assets without significantly impacting its market price. High liquidity means you can…

  • Market Cap

    Market capitalization (market cap) measures the total value of a cryptocurrency by multiplying its current price by the circulating supply. A token priced at $100…

  • Mining

    Mining is the process by which Proof of Work blockchains like Bitcoin validate transactions, add new blocks to the chain, and distribute newly created cryptocurrency.…

  • NFT

    An NFT (Non-Fungible Token) is a unique digital asset whose ownership is recorded on a blockchain. Unlike fungible assets such as Bitcoin where each unit…

  • Private Key

    A private key is a cryptographic code that provides complete control over a cryptocurrency wallet and its contents. Think of it as the ultimate password…

  • Public Key

    A public key (and its derived wallet address) is the cryptographic counterpart to a private key — it can be shared freely to receive cryptocurrency…

  • Pump and Dump

    A pump and dump is a market manipulation scheme where organizers artificially inflate an asset’s price through misleading promotion, then sell their holdings to buyers…

  • Rug Pull

    A rug pull is a cryptocurrency scam where developers create a seemingly legitimate project, attract investment, then disappear with the funds — “pulling the rug”…

  • Smart Contract

    A smart contract is a program stored on a blockchain that executes automatically when predetermined conditions are met. Despite the name, smart contracts aren’t particularly…

  • Staking

    Staking is the process of locking up cryptocurrency to participate in a Proof of Stake blockchain’s consensus mechanism, earning rewards in return. It’s how networks…

  • Token

    A token is a cryptocurrency that operates on another blockchain’s infrastructure rather than having its own independent chain. While coins like Bitcoin and Ethereum run…

  • Wallet

    A cryptocurrency wallet is a tool for storing and managing the private keys that control access to your digital assets. Despite the name, wallets don’t…

  • Whale

    A whale is a cryptocurrency holder whose position is large enough to potentially influence market prices. The term comes from gambling, where “high rollers” are…

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