deglaciation.

The retreat or disappearance of glaciers or large ice sheets from an area.

Use it for

Words that belong together

• regional deglaciation
• rapid deglaciation

On the page

The lake formed during deglaciation, when meltwater filled the hollow.

Usage notes

Primary category: setting / environment. Forms: Usually uncountable; no ordinary plural in this sense. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: setting, description. Commonness: uncommon.