/ ˈdentl; NAmE / adjective [ only before noun ]
1.
connected with teeth :
dental disease / care / treatment / health
a dental appointment
dental records
( BrE )
a dental surgery (= where a dentist sees patients)
2.
( phonetics ) ( of a consonant ) produced with the tongue against the upper front teeth, for example /ɵ/ and /ð/ in thin and this
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WORD ORIGIN
late 16th cent.: from late Latin dentalis , from Latin dens , dent- tooth.