Crypto Glossary

Plain-English definitions of every crypto term you need to know. Each term includes examples, related concepts, and links to tools that help you put knowledge into action.

Basics

Fundamental crypto concepts

Security

Keeping your crypto safe

Trading

Exchanges, orders, and market concepts

Investing

Strategies and yield

Technology

How blockchains work

Blockchain

beginner

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

2 related tools

Bridge (Cross-Chain Bridge)

intermediate

A protocol that transfers tokens or data between different blockchain networks.

3 related tools

Consensus Mechanism

intermediate

The method a blockchain uses to agree on which transactions are valid and add new blocks.

1 related tool

Gas Fee

beginner

The cost you pay to execute a transaction on a blockchain network.

3 related tools

Gas Limit

intermediate

The maximum amount of gas you're willing to spend on a blockchain transaction.

2 related tools

Layer 2 (L2)

intermediate

A secondary network built on top of a blockchain to improve speed and reduce fees.

3 related tools

NFT (Non-Fungible Token)

beginner

A unique digital token that represents ownership of a specific item like art, music, or a collectible.

2 related tools

Proof of Stake (PoS)

intermediate

A consensus mechanism where validators stake cryptocurrency to participate in transaction validation.

2 related tools

Proof of Work (PoW)

intermediate

A consensus mechanism where miners solve complex puzzles to validate transactions and earn rewards.

1 related tool

Smart Contract

intermediate

Self-executing code on a blockchain that automatically enforces the terms of an agreement.

2 related tools

Token

beginner

A crypto asset that runs on another blockchain rather than its own.

1 related tool

Validator

intermediate

A node that verifies transactions and creates new blocks on a proof-of-stake blockchain.

2 related tools

DeFi

Decentralized finance

Tax

Crypto tax concepts

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