The definition of humus is partially decomposed organic matter.
Partially decomposed plant matter in the soil is an example of humus.
a brown or black substance resulting from the partial decay of plant and animal matter; organic part of the soil
Origin of humusL, earth, ground, soil ; from Indo-European an unverified form ?hom-: see homo
A brown or black organic substance consisting of partially or wholly decayed vegetable or animal matter that provides nutrients for plants and increases the ability of soil to retain water.
Origin of humusLatin, soil; see dhghem- in Indo-European roots.
Variant of hummus.
- Alternative spelling of hummus.