urinary Syllabification: (u·ri·nar·y)Pronunciation: /ˈyo͝orəˌnerē/Translate urinary | into German Definition of urinary adjective of or relating to urine. of, relating to, or denoting the system of organs, structures, and ducts by which urine is produced and discharged, in mammals comprising the kidneys, ureters, bladder, and urethra. urinary in other Oxford dictionaries Definition of urinary in the British & World English dictionary