outwash plain
noun
Geology.
a broad, sloping landform built of coalesced deposits of outwash.
Origin of outwash plain
First recorded in 1930–35
Words nearby outwash plain
outward bound,
outward-bound,
outwardly,
outwards,
outwash,
outwash plain,
outwatch,
outwear,
outweigh,
outwent,
outwit