Technical Definition

APY

APY, or annual percentage yield, expresses an annualized return that includes the effect of compounding.

By Crypto University Editorial
Smart ContractLiquidityDeFi

✦ Key Insight

The concept can affect smart-contract risk, liquidity, pricing, collateral, or the safety of on-chain transactions.

✕ Common Misconceptions

Check the contracts, permissions, liquidity, fees, dependencies, and official documentation before committing funds.

Detailed Explanation

APY, or annual percentage yield, expresses an annualized return that includes the effect of compounding. It is commonly encountered when users interact with decentralized exchanges, lending markets, staking systems, or cross-chain protocols.

In Practice

“A user may encounter this concept while swapping, lending, staking, borrowing, or moving assets between blockchain networks.”

Dig Deeper

Smart Contract

A smart contract is blockchain-deployed code that can hold state and execute predefined rules when called.

DeFi

Short for “Decentralized Finance,” it refers to financial applications built on blockchain networks that operate without traditional intermediaries.

Liquidity

Liquidity describes how easily an asset can be bought or sold in meaningful size without causing a large change in price.

Oracle

A blockchain oracle supplies smart contracts with data or results that the blockchain cannot reliably obtain from its own on-chain state.