colluvium

colluvium
colluvial, adj.
/keuh looh"vee euhm/, n., pl. colluvia /-vee euh/, colluviums. Geol.
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.
[1935-40; < NL, equiv. to L colluv-, base of colluere to wash out (see COLLUTORY) + -ium -IUM, on the model of L alluvium ALLUVIUM, diluvium DELUGE]

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Universalium. 2010.

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  • Colluvium — is the name for loose bodies of sediment that have been deposited or built up at the bottom of a low grade slope or against a barrier on that slope, transported by gravity. The deposits that collect at the foot of a steep slope or cliff are also… …   Wikipedia

  • Colluvium — Colluvium,   Geologie: Kolluvium …   Universal-Lexikon

  • colluvium — [kə lo͞o′vē əm] n. pl. colluvia [kə lo͞o′vēə] or colluviums [ML, altered < L colluvies, dregs, sweepings < colluere, to wash out < col , var. of com ,COM + luere, var. of lavare, to LAVE1] rock fragments, sand, etc. that accumulate on… …   English World dictionary

  • Colluvium filled bedrock hollow — Colluvium filled bedrock hollows are the cause of many shallow earth landslides in steep mountainous terrain. They can form as a U or a V shaped trough as local bedrock variations reveal areas in the bedrock which are more prone to weathering… …   Wikipedia

  • colluvium — noun (plural colluvia or viums) 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… …   New Collegiate Dictionary

  • colluvium — noun A loose accumulation of rock and soil debris at the foot of a slope …   Wiktionary

  • colluvium —    Unconsolidated, unsorted earth material being transported or deposited on side slopes and/or at the base of slopes by mass movement (e.g., direct gravitational action) and by local, unconcentrated runoff.    Compare: alluvium, slope alluvium,… …   Glossary of landform and geologic terms

  • colluvium — col·lu·vi·um …   English syllables

  • colluvium — col•lu•vi•um [[t]kəˈlu vi əm[/t]] n. pl. vi•a [[t] vi ə[/t]] vi•ums gel loose earth material that has accumulated at the base of a slope; talus • Etymology: 1935–40; < L colluv , base of colluere to rinse, wash out < lavere to wash; cf.… …   From formal English to slang

  • colluvium — /kɒˈluviəm/ (say ko loohveeuhm) noun loose and incoherent deposits, usually at the foot of a slope or cliff line and brought by gravity. {Latin, from colluere wash thoroughly} –colluvial, adjective …  

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