| 单词 | colluvium |
| 释义 | colluvium[ 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. Origin of colluvium1935–40; <New Latin, equivalent to Latin colluv-, base of colluere to wash out (see collutory) + -ium-ium, on the model of Latin alluviumalluvium, dīluviumdeluge OTHER WORDS FROM colluviumcol·lu·vi·al, adjectiveWords nearby colluviumcollusion, collusive, collut., collutorium, collutory, colluvium, colly, collyr., collyrium, collywobbles, Colmar Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for colluviumcolluvium / (kəˈluːvɪəm) / noun plural -via (-vɪə) or -viumsa mixture of rock fragments from the bases of cliffs Derived forms of colluviumcolluvial, adjectiveWord Origin for colluviumLatin: 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 colluviumcolluvium [ kə-lōō′vē-əm ] Plural colluviums colluviaA 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. |
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