eluvium

noun
elu·​vi·​um
plural -s

Definition of eluvium

1 : rock debris produced by the weathering and disintegration of rock in situ — compare alluvium
2 : fine soil or sand deposited by wind (as in dunes)

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History and Etymology for eluvium

New Latin, from Latin eluere to wash out, after such pairs as Latin alluere to wash against: Late Latin alluvium

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Cite this Entry

“Eluvium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eluvium. Accessed 28 Sep. 2020.

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