Definition of humus in English:


Syllabification: hu·mus
Pronunciation: /ˈ(h)yo͞oməs


  • The organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.
    More example sentences
    • Incidentally, soil rich in organic humus will hold more water longer and be more drought-resistant.
    • An all-purpose potting mix has composted bark, peat moss or peat humus added to loamy soil.
    • Mature compost is a complex organic material that has been transformed into stable humus by microorganisms.


late 18th century: from Latin, literally 'soil'.

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a slit made by cutting with a saw