Origin of perineumModern Latin ; from Late Latin perinaeon ; from Classical Greek perineon ; from peri-, around + inein, to discharge, defecate
- The portion of the body in the pelvis occupied by urogenital passages and the rectum, bounded in front by the pubic arch, in the back by the coccyx, and laterally by part of the hipbone.
- The region between the scrotum and the anus in males, and between the posterior vulva junction and the anus in females.
Origin of perineumMiddle English, from Medieval Latin perinaeon, from Greek perinaion : peri-, peri- + inan, to excrete.
- (anatomy) The region between the anus and the vagina in women and between the scrotum and anus in men.
From post‐Classical Latin perineum (Classical Latin: perinaeon), from Ancient Greek περίναιον (perínaion) or περίνεος (períneos), from περί (peri, “around”) with ἰνέω (ineō, “I empty, evacuate”).