/ Dictionary / Index A apicoectomy: Meaning and Definition of Find definitions for: a•pi•co•ec•to•my Pronunciation: (ā"pi-kō-ek'tu-mē, ap"i-), [key] — pl. -mies. a surgical procedure to remove the end of a tooth root in endodontic therapy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. apicodental apiculate Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language