/ Dictionary / Index G glaciology: Meaning and Definition of Find definitions for: gla•ci•ol•o•gy Pronunciation: (glā"shē-ol'u-jē, -sē-), [key] — n. the branch of geology that deals with the nature, distribution, and action of glaciers and with their effect on the earth's topography. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. glaciologist glacis Related Content Daily Word Quiz: draconian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language