/ Dictionary / Index P pulpotomy: Meaning and Definition of Find definitions for: pulp•ot•o•my Pronunciation: (pul-pot'u-mē), [key] — pl. -mies. the removal of infected portions of the pulp tissue in a tooth, used as a therapeutic measure to avoid pulpectomy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pulpiteer pulp plaster Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language