[ dee-gley-shee-ey-shuhn, -see- ]

  1. the gradual melting away of a glacier from the surface of a landmass.

Origin of deglaciation

First recorded in 1890–95; de- + glaciation

Words Nearby deglaciation Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for deglaciation


[ dē-glā′shē-āshən ]

  1. The uncovering of land that was previously covered by a glacier. Deglaciation occurs when a glacier melts.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.