/ Dictionary / Index M mastopexy: Meaning and Definition of Find definitions for: mas•to•pex•y Pronunciation: (mas'tu-pek"sē), [key] — n. Surg. fixation of a pendulous breast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mastopexy (Thesaurus) mastopathy masturbate Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language