[ kuh-loo-vee-uhm ]
/ kəˈlu vi əm /
noun, plural col·lu·vi·a [kuh-loo-vee-uh], /kəˈlu vi ə/, col·lu·vi·ums.Geology.
loose earth material that has accumulated at the base of a hill, through the action of gravity, as piles of talus, avalanche debris, and sheets of detritus moved by soil creep or frost action.
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Origin of colluvium
OTHER WORDS FROM colluviumcol·lu·vi·al, adjective
Words nearby colluvium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for colluvium
/ (kəˈluːvɪəm) /
noun plural -via (-vɪə) or -viums
a mixture of rock fragments from the bases of cliffs
Derived forms of colluviumcolluvial, adjective
Word Origin for colluvium
Latin: collection of filth, from colluere to wash thoroughly, from com- (intensive) + luere to wash
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for colluvium
[ kə-lōō′vē-əm ]
Plural colluviums colluvia
A loose deposit of rock debris accumulated through the action of rainwash or gravity at the base of a gently sloping cliff or slope.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.