Definitions for "Outwash plain"
The area beyond the margins of a glacier where meltwater deposits sand, gravel, and mud washed out from the glacier.
A flat or gentle sloping surface of glaciofluvial sediments deposited by meltwater streams at the edge of a glacier. Usually found in close spatial association with moraines.
An extensive, relatively flat area of sand, silt, and gravel formed below a glacier by meltwater streams and rivers.