/ Dictionary / Index B bitewing: Meaning and Definition of Find definitions for: bite•wing Pronunciation: (bīt'wing"), [key] — n. Dentistry. a holder for x-ray film with a projecting fin that is held between the teeth so as to show the crowns of the upper and lower teeth in one picture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bitewing (Thesaurus) bite-size bit gauge Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language