1. To make soft by soaking or steeping in a liquid.
2. To separate into constituents by soaking.
3. To cause to become lean, usually by starvation; emaciate.
v.intr.
To become soft or separated into constituents by soaking: “His winemaker allowed the juice and skins of the white grapes to macerate together overnight before pressing”Gerald Asher.
n.(-t)
A substance prepared or produced by macerating.
[Latin mcerre, mcert-; see mag- in Indo-European roots.]