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perineum

[ per-uh-nee-uhm ]

noun

, Anatomy.
, plural per·i·ne·a [per-, uh, -, nee, -, uh].
  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.


perineum

/ ˌpɛrɪˈniːəm /

noun

  1. the region of the body between the anus and the genital organs, including some of the underlying structures
  2. the nearly diamond-shaped surface of the human trunk between the thighs
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


perineum

/ pĕr′ə-nēəm /

, Plural perinea

  1. The region between the scrotum and the anus in males, and between the posterior vulva and the anus in females.


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Derived Forms

  • ˌperiˈneal, adjective
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Other Words From

  • per·i·ne·al adjective
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Word History and Origins

Origin of perineum1

First recorded in 1625–35; from New Latin, from Greek períneon, períneos, perínaios, apparently equivalent to per(i)- peri- + ine-, ina-, stems of ineîn, inân to “evacuate, empty” + -(i)os, -(i)on noun suffix
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Word History and Origins

Origin of perineum1

C17: from New Latin, from Greek perinaion, from peri- + inein to empty out
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Example Sentences

I pointed out before that breeches which pressed on the perineum sometimes led to the practice of masturbation.

Sometimes it is necessary to support the perineum for hours, and to bestow constant attention the whole time.

It is necessary therefore to support the perineum, as it is termed, to prevent this accident.

This is particularly the case with the perineum, against which the head presses with great force.

Frequently bathing the thighs and perineum with cold water will be sufficient.

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perinephriumperineuritis