/ Dictionary / Index R relatively prime numbers: Meaning and Definition of Find definitions for: rel'atively prime' num'bers Pronunciation: [key] — Math. Math. two numbers whose greatest common divisor is 1. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. relatively relative major Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language