Breadcrumb Home > Dictionary > Index A Cite appendectomy: Meaning and Definition of Find definitions for: ap•pen•dec•to•my Pronunciation: (ap"un-dek'tu-mē), [key] — pl. -mies. excision of the vermiform appendix. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: appendectomy (Thesaurus) appendant appendiceal TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News Noble Titles and Ranks in a Monarchy Chinese New Year History, Meaning, and Celebrations The Manchu The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: umbrage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language