/ Dictionary / Index B binomial distribution: Meaning and Definition of Find definitions for: bino'mial distribu'tion Pronunciation: [key] — Statistics. Statistics. a distribution giving the probability of obtaining a specified number of successes in a finite set of independent trials in which the probability of a success remains the same from trial to trial. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. binomial coefficient binomial law Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language