/ Dictionary / Index D dentition: Meaning and Definition of Find definitions for: den•ti•tion Pronunciation: (den-tish'un), [key] — n. the makeup of a set of teeth including their kind, number, and arrangement. the eruption or cutting of the teeth; teething; odontiasis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dentition (Thesaurus) dentistry dentoid Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language