/ Dictionary / Index P prostatectomy: Meaning and Definition of Find definitions for: pros•ta•tec•to•my Pronunciation: (pros"tu-tek'tu-mē), [key] — pl. -mies. excision of part or all of the prostate gland. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prostatectomy (Thesaurus) prostate prostate gland Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language