Assets locked to back a loan or a minted stablecoin. If the value falls too far, the position is liquidated.

A vault that locks collateral and mints a stablecoin or debt token against it, as Maker-style systems do.

Letting LPs pick a price range (Uniswap v3 style) so capital sits where trading actually happens.

The x * y = k rule used by Uniswap v2-style pools. Larger trades pay a steeper price.

Permission for another address to borrow against borrowing capacity provided by a collateralized account, subject to the lending protocol's rules.