urologyPronunciation: /jʊˈrɒlədʒi/Definition of urology noun [mass noun] the branch of medicine and physiology concerned with the function and disorders of the urinary system. Derivatives urologicPronunciation: /-rəˈlɒdʒɪk/ adjective urologicalPronunciation: /-rəˈlɒdʒɪk(ə)l/ adjective urologist noun urology in other Oxford dictionaries Definition of urology in the US English dictionary