> ## Documentation Index
> Fetch the complete documentation index at: https://docs.theblockchainlibrary.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Price Impact

> The change in market or pool price caused directly by the size of a trade relative to available liquidity.

# Price Impact

The change in market or pool price caused directly by the size of a trade relative to available liquidity.

## Definition

The change in market or pool price caused directly by the size of a trade relative to available liquidity.

## Why it matters

DeFi concepts explain blockchain-based markets, lending, trading, liquidity, and financial automation.

## Related knowledge

* [Smart Contract](/generated/v2/glossary/smart-contract) — term

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**Canonical knowledge ID:** `glossary:price-impact`