colluvium
col·lu·vi·um
noun \kə-ˈlü-vē-əm\ plural -via \-vē-ə\ or col·lu·vi·ums
Definition of COLLUVIUM
: rock detritus and soil accumulated at the foot of a slope
— col·lu·vi·al \-vē-əl\ adjective
Origin of COLLUVIUM
New Latin, from Medieval Latin, offscourings, alteration of Latin colluvies, from colluere to wash, from com- + lavere to wash — more at lye
First Known Use: circa 1936
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