urination

noun

activity of emptying one's urinary bladder

Wiktionary

Pronunciation: /jʊəɹɪˈneɪʃən/

noun

Etymology: Etymology tree English urinate Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English -ion English urination From urinate + -ion.

The process of passing urine, that is, of eliminating liquid waste from the body.