/ Dictionary / Index I interdentil: Meaning and Definition of Find definitions for: in•ter•den•til Pronunciation: (in"tur-den'tl, -til), [key] — n. Archit. a space between dentils. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. interdental interdepartmental Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language