<p><strong>Adjective</strong></p><ul><li>Of or relating to the teeth.</li><li>Of or relating to dentistry or a dentist.</li><li>Phonetics: (of a speech sound) articulated with the tongue tip touching the back of the upper front teeth or immediately above them, as French t, alveolar, as English t, interdental.</li></ul><p><strong>Noun</strong></p><ul><li>Phonetics: a dental sound.</li></ul>