n.
Pronunciation: k ə - ' lü-v ē - ə m
Function: noun
Inflected Form: plural -via \ -v ē - ə \ or -vi · ums
Etymology: New Latin, from Medieval Latin, offscourings, alteration of Latin colluvies, from colluere to wash, from com- + lavere to wash ― more at LYE
Date: circa 1936
: rock detritus and soil accumulated at the foot of a slope
– col · lu · vi · al \ -v ē - ə l \ adjective