- rock in small particles or other material worn or broken away from a mass, as by the action of water or glacial ice.
- any disintegrated material; debris.
- a loose mass of stones, silt, etc, worn away from rocks
- an accumulation of disintegrated material or debris
- the organic debris formed from the decay of organisms
1795, “process of erosion,” from Latin detritus “a wearing away,” from detri-, stem of detere “wear away” (see detriment). Geological sense of “matter produced by erosion” is 1802, probably from French detritus; incorrect, in any case.
n. pl. detritus
- Loose matter resulting from the wearing away or disintegration of tissue or other material.
- Loose fragments, such as sand or gravel, that have been worn away from rock.
- Matter produced by the decay or disintegration of an organic substance.