/ Dictionary / Index A autotomy: Meaning and Definition of Find definitions for: au•tot•o•my Pronunciation: (ô-tot'u-mē), [key] — pl. -mies. separation of a body part. self-amputation of a damaged or trapped appendage. the performance of surgery upon oneself. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: autotomy (Thesaurus) autotomize autotoxemia Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language