prophylactic odontotomy

pro·phy·lac·tic o·don·tot·o·my

a preventive operation in which imperfectly formed developmental grooves, pits, and fissures are opened up by means of a bur and filled to obviate future decay.

pro·phy·lac·tic o·don·tot·o·my

(prōfi-laktik ōdon-totŏ-mē) Preventive dental operation in which imperfectly formed developmental grooves, pits, and fissures are opened up with a bur and filled to obviate future decay.