/ Dictionary / Index M meniscectomy: Meaning and Definition of Find definitions for: men•is•cec•to•my Pronunciation: (men"u-sek'tu-mē), [key] — pl. -mies. the surgical excision of a meniscus, as of the knee joint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: meniscectomy (Thesaurus) Menippe meniscocytosis Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language