/ Dictionary / Index G geometric progression: Meaning and Definition of Find definitions for: geomet'ric progres'sion Pronunciation: [key] — Math. Math. a sequence of terms in which the ratio between any two successive terms is the same, as the progression 1, 3, 9, 27, 81 or 144, 12, 1, , . Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. geometric mean geometric ratio Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language