v. mac·er·at·ed, mac·er·at·ing, mac·er·ates
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.
To become soft or separated into constituents by soaking: "allowed the juice and skins of the white grapes to macerate together overnight before pressing" (Gerald Asher).
A substance prepared or produced by macerating.
[Latin mācerāre, mācerāt-; see mag- in the Appendix of Indo-European roots.]
macer·a′tor, macer·at′er n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.