Pronunciation: (den'tl),[key] —adj. 1. of or pertaining to the teeth.
2. of or pertaining to dentistry or a dentist.
3. Phonet. a. (of a speech sound) articulated with the tongue tip touching the back of the upper front teeth or immediately above them, as French t. b. alveolar, as English t. c. interdental (def. 2).