noun, plural eluvia [ih-loo-vee-uh] . Geology.
a deposit of soil, dust, etc., formed from the decomposition of rock and found in its place of origin.

1880–85; formed on the model of alluvium from Latin ēluere (of water) to wash out (soil, etc.); see elute

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World English Dictionary
eluvium (ɪˈluːvɪəm)
n , pl -via
a mass of sand, silt, etc: a product of the erosion of rocks that has remained in its place of origin
[C19: New Latin, from Latin ēluere to wash out]

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Science Dictionary
eluvium   (ĭ-l'vē-əm)  Pronunciation Key 
  1. Residual deposits of soil, dust, and sand produced by the action of the wind.

  2. Residual deposits of soil, dust, and rock particles produced by the in-situ decomposition and disintegration of rock.

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Example sentences
Native gold occurs in the lowest bed of pebble deposits and in the upper part of underlying eluvium.
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