/ Dictionary / Index B bistoury: Meaning and Definition of Find definitions for: bis•tou•ry Pronunciation: (bis'tu-rē), [key] — pl. -ries. a long, narrow surgical knife. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bistort bistre Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language