[dee-gley-shee-ey-shuh n, -see-]
the gradual melting away of a glacier from the surface of a landmass.
Origin of deglaciation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
The uncovering of land that was previously covered by a glacier. Deglaciation occurs when a glacier melts.
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