/ Dictionary / Index B bilith: Meaning and Definition of Find definitions for: bi•lith Pronunciation: (bī'lith), [key] — n. a prehistoric structure consisting of a horizontal stone slab supported by an upright stone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. biliterate biliverdin Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language