WordReference Random House Unabridged Dictionary of American English © 2026
pulp•ot•o•my
(pul pot′ə mē),USA pronunciation n., pl. -mies. [Dentistry.]
- Dentistrythe removal of infected portions of the pulp tissue in a tooth, used as a therapeutic measure to avoid pulpectomy.
- pulp + -o- + -tomy 1920–25