/ Dictionary / Index A amicable number: Meaning and Definition of Find definitions for: am'icable num'ber Pronunciation: [key] — Math. Math. either of a pair of positive integers in which each member is equal to the sum of the submultiples of the other, as 220 and 284. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. amicable amice Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language