Colluvium(redirected from Colluviation)
Also found in: Dictionary, Wikipedia.
Related to Colluviation: colluviums
Loose, incoherent deposits at the foot of a slope or cliff, brought there principally by gravity.
fragmental material accumulating on mountain slopes or at the foot of slopes owing to displacement from higher areas by gravity (talus, creep, and slides) or the movement of thawing, water-saturated products of weathering in areas of permafrost.