/ Dictionary / Index D deglaciation: Meaning and Definition of Find definitions for: de•gla•ci•a•tion Pronunciation: (dē-glā"shē-ā'shun, -sē-), [key] — n. Geol. the gradual melting away of a glacier from the surface of a landmass. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. de Ghelderode deglamorize Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language