noun, noun or participle which takes 'suru', intransitive verb
urination; voiding urine
Formal or clinical term for urination. Used in medical contexts, public signs, and polite descriptions. The する form means 'to urinate'.
患者は一日に数回放尿した。
The patient urinated several times a day.
ここで放尿しないでください。
Please do not urinate here.