humus: Meaning and Definition of

hu•mus

Pronunciation: (hy'mus or, often, y'-), [key]
— n.
  1. the dark organic material in soils, produced by the decomposition of vegetable or animal matter and essential to the fertility of the earth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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