(anatomy) The region between the human genitalia, especially the scrotum, and anus. The male perineum is between the scrotum and anus. The female perineum is between the vagina and anus.

Alternative spelling of perineum

Of or pertaining to the time around birth.

plural of perineum

plural of perinaeum

(medicine) Near a nerve or nerves

Around the time of birth.

(medicine) Of or relating to the perineum and the scrotum.

(medicine) Of or relating to the perineum and the vagina.

A branch of obstetrics focusing on the medical and surgical management of high-risk pregnancies.