Glossary (41)

crypto-glossary-cover-v5.contentful
Introduction
Terminology

Crypto Glossary A–Z

Explore key crypto, blockchain, and trading terms through concise definitions, organized alphabetically for quick reference. [A](#a) · [B](#b) · [C](#
Oct 29, 2026
Crypto adoption generic thumbnail
DeFi

What is DeFi?

Decentralized finance (DeFi) is a class of application that provides financial functions such as asset swapping and lending mainly through blockchains
Oct 29, 2026
decentralized-exchange-dex
OKX
Introduction to cryptocurrencies

What is a DEX?

A decentralized exchange (DEX) is a class of trading system that lets users swap digital assets through blockchain protocols or smart contracts. A sma
Oct 29, 2026
thumbnail:dao
Trendy terms

What is a DAO?

A decentralized autonomous organization (DAO) is a way of organizing in which several people make decisions, manage funds or maintain a project togeth
Oct 29, 2026
DApps generic thumb
DApps

What is a DApp?

A decentralized application (DApp) is an application that hands some of its core rules or state — balances, ownership and approval records, for exampl
Oct 29, 2026
crypto-token
Altcoin
Trending token

What is a crypto token?

A crypto token is a digital unit defined by a blockchain protocol or an onchain program, which can be recorded and transferred through a blockchain. A
Oct 29, 2026
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Ethereum

What is the EVM?

The Ethereum Virtual Machine (EVM) is a set of shared rules for executing smart contracts. Ethereum nodes implement those rules in their own software,
Oct 29, 2026
smart-contract
OKX
Introduction to cryptocurrencies

What is a smart contract?

A smart contract is a program deployed on a blockchain network that runs according to its code once a transaction or another program calls it. It can
Oct 29, 2026
Delegated Proof of Stake DPoS Explained
OKX
Ethereum

What is proof of stake?

Proof of stake (PoS) is a category of consensus mechanism that protects a blockchain through staked assets and protocol rules. Participants place the
Oct 29, 2026
proof-of-work
Bitcoin
Security

What is proof of work?

Proof of work (PoW) is a category of consensus mechanism that protects a blockchain through computational cost. Participants have to compute repeatedl
Oct 29, 2026
decentralization
Introduction

What is decentralization?

Decentralization means spreading a system's significant operational, validation or decision-making capability across multiple participants that can ac
Oct 29, 2026
proof-of-stake
Ethereum

What is delegated proof of stake (DPoS)?

Delegated proof of stake (DPoS) is a category of blockchain consensus mechanism in which token holders vote to elect a group of block producers, and t
Oct 29, 2026
do-your-own-research-dyor
Security

What is DYOR?

DYOR is short for "do your own research". In a crypto asset context it means not treating promotion, posts or other people's conclusions as facts outr
Oct 29, 2026
digital-asset
Trading concepts

What is a digital asset?

A digital asset is a resource that exists as electronic data or in binary form and has value or use for a person or an organization. It can be a docum
Oct 29, 2026
erc-721
Web3

What is ERC-20?

ERC-20 is an interface standard for fungible tokens on Ethereum. It addresses a kind of onchain program responsible for recording balances and handlin
Oct 29, 2026
erc-20
Ethereum

What is ERC-721?

ERC-721 is a set of interface standards used on Ethereum to track individually numbered tokens. Tokens of this kind are usually called non-fungible to
Oct 29, 2026
portfolio-diversification
Altcoin
Trending token

What is portfolio diversification?

Portfolio diversification is spreading a portfolio's assets or sources of risk across several objects, instead of letting the outcome depend mainly on
Oct 29, 2026
cryptographic-hash
Blockchain concepts

What is a cryptographic hash?

A cryptographic hash is a method of computation that turns data into a fixed-length digest. Whether the input is a single sentence or a large file, th
Oct 29, 2026
etf
OKX
Introduction to cryptocurrencies

What is an exchange-traded fund (ETF)?

An exchange-traded fund (ETF) is a product that pools money from many investors, holds a set of assets according to a stated objective, and at the sam
Oct 29, 2026
Ethereum Logo
OKX
Ethereum

What is Ethereum?

Ethereum is a public blockchain network. It does more than record transfers of a native asset: it also lets developers deploy programs onto the blockc
Oct 29, 2026
expiry-futures
OKX

What are expiry futures?

Expiry futures, also called dated futures, are futures contracts with an expiry time written in advance. What a trader holds is not the spot asset its
Oct 29, 2026
candlestick-chart
Altcoin
Trending token

What are tokenized stocks?

Tokenized stocks use tokens on a blockchain to represent a particular stock itself, an interest related to that stock, or a contract that follows the
Oct 29, 2026
token-standard
Ethereum

What is a token standard?

A token standard is a technical specification that sets out which functions a token program should provide, what inputs it accepts, and how it reports
Oct 29, 2026
blockchain-node
Blockchain
Blockchain encyclopedia

What is a blockchain node?

A blockchain node is a running piece of software connected to a blockchain network that receives and processes data. Technically it is one actual run
Oct 29, 2026
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