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perineum: Meaning and Definition of

per•i•ne•um

Pronunciation: (per"u-nē'um), [key]
— pl. -ne•a
  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.
See also:
perinephrium perineurium
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