Noun
outwash (plural outwashes)
(geology) The sediment (mostly sand and gravel) deposited by water flowing from a melting glacier
The bluffs of the North Shore The land to the south of this moraine to the South Shore is the outwash plain of the last glacier. Source: Internet
Typical Puget Sound profiles of dense glacial till overlying permeable glacial outwash of gravels above an impermeable bed of silty clay may become unstable after periods of unusually wet weather and slump in landslides. Source: Internet
Glacial outwash dominates the extreme southern latitudes. Source: Internet