Pronunciation: (per"u-nē'um), [key]
—pl. -ne•aPronunciation: (-nē'u). [key] Anat.
1. the area in front of the anus extending to the fourchette of the vulva in the female and to the scrotum in the male.
2. the diamond-shaped area corresponding to the outlet of the pelvis, containing the anus and vulva or the roots of the penis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.