/ Dictionary / Index B bifacial: Meaning and Definition of Find definitions for: bi•fa•cial Pronunciation: (bī-fā'shul), [key] — adj. having two faces or fronts. having the opposite surfaces alike, as some tools. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bifacial (Thesaurus) biestings bifarious Related Content Daily Word Quiz: drowsy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language