noun, plural e·lu·vi·a [ih-loo-vee-uh] /ɪˈlu vi ə/. Geology.
- a deposit of soil, dust, etc., formed from the decomposition of rock and found in its place of origin.
noun plural -via (-vɪə)
- a mass of sand, silt, etc: a product of the erosion of rocks that has remained in its place of origin
- Residual deposits of soil, dust, and sand produced by the action of the wind.
- Residual deposits of soil, dust, and rock particles produced by the in-situ decomposition and disintegration of rock.