deglaciation

[ dee-gley-shee-ey-shuh n, -see- ]
/ diˌgleɪ ʃiˈeɪ ʃən, -si- /

noun Geology.

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

Origin of deglaciation

First recorded in 1890–95; de- + glaciation

Scientific definitions for deglaciation

deglaciation
[ dē-glā′shē-āshən ]

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