Compost Definition

composted, composting, composts
A mixture; compound.
Webster's New World
Decayed organic matter used as a soil fertilizer and made variously from grass clippings, leaves, kitchen scraps, manure, etc. that are combined and allowed to decompose in a pile (compost heap) or bin.
Webster's New World
To convert (grass clippings, etc.) into compost.
Webster's New World
To make or use compost.
Webster's New World
To fertilize with compost.
American Heritage
To produce compost, let organic matter decay into fertilizer.
If you compost your grass clippings, you can improve your soil.

Origin of Compost

  • Middle English composte from Old French mixture, compost from Latin compositum mixture from neuter past participle of compōnere to put together component

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Old Northern French composte (“mixture of leaves, manure, etc., for fertilizing land" also "condiment”), from Latin compositus (“composed, compound”), from componere. Cognate with compote.

    From Wiktionary

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