Breadcrumb Home > Dictionary > Index U urinary bladder: Meaning and Definition of Find definitions for: u'rinary blad'der Pronunciation: [key] — Anat., Zool. Anat.,Zool. a distensible, muscular and membranous sac, in which the urine is retained until it is discharged from the body. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. urinary urinary calculus TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language