/ Dictionary / Index C cystostomy: Meaning and Definition of Find definitions for: cys•tos•to•my Pronunciation: (si-stos'tu-mē), [key] — pl. -mies. the construction of an artificial opening from the bladder through the abdominal wall, permitting the drainage of urine. the opening so constructed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cystoscopy cytarabine Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language