/ Dictionary / Index B biserial: Meaning and Definition of Find definitions for: bi•se•ri•al Pronunciation: (bī-sēr'ē-ul), [key] — adj. Statistics. of or pertaining to the correlation between two sets of measurements, one set of which is limited to one of two values. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bisellium biserrate Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language