/ Dictionary / Index V vagotomy: Meaning and Definition of Find definitions for: va•got•o•my Pronunciation: (vā-got'u-mē), [key] — pl. -mies. the surgical severance of vagus nerve fibers, performed to reduce acid secretion by the stomach. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vagodepressor vagotonia Related Content Daily Word Quiz: beseech Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language