/ Dictionary / Index B binomial coefficient: Meaning and Definition of Find definitions for: bino'mial coeffi'cient Pronunciation: [key] — Math. Math. any one of the coefficients of the variables in an expanded binomial series. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. binomial binomial distribution Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language