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| hu·mus [ hmməss, húmməss ] |
noun |
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| Definition: |
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organic component of soil: a dark-brown organic component of soil that is derived from decomposed plant and animal remains and animal excrement. Humus improves the water-retaining properties of soil, adds nutrients, and makes it more workable.
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| [Late 18th century. < Latin, "soil"] |
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