What is the meaning of Compost?

The decayed remains of organic matter that has rotted into a natural fertilizer.

A medium in which one can cultivate plants.

A mixture; a compound.

To produce compost, let organic matter decay into fertilizer.

compound

past participle of compondre

compost

compost, natural fertilizer produced by decaying organic matter

compost, natural fertilizer produced by decaying organic matter

compost

composed (of)

compost

compost

Source: wiktionary.org