A crypto transaction is an on-chain action such as sending assets, swapping tokens, approving a contract, or interacting with a smart contract.

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Short definition

Transaction is a crypto transaction is an on-chain action such as sending assets, swapping tokens, approving a contract, or interacting with a smart contract.

Simple explanation

A transaction is submitted to a blockchain network and, once confirmed, becomes part of the public on-chain record.

Why it matters

Transactions are usually difficult to reverse, so users should verify addresses, networks, amounts, and wallet prompts before confirming.

Example context

Sending ETH, approving a token, claiming an airdrop, or swapping through a DEX all involve blockchain transactions.

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