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perineum

American  
[per-uh-nee-uhm] / ˌpɛr əˈni əm /

noun

Anatomy.
  • perinea
    plural
  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 British  
/ 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 Scientific  
/ pĕr′ə-nē′əm /
  • perinea
    plural
  1. The region between the scrotum and the anus in males, and between the posterior vulva and the anus in females.


Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of perineum

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


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Ashley Roper, 37, from Heckmondwike, suffered what is known as a buttonhole tear of her perineum while giving birth at Pinderfields Hospital in Wakefield in 2017.

From BBC ● Jun. 7, 2024

Unlike the rectum, the perineum can be easily disinfected, and also has another major advantage: It can provide a clearer pathway to the anterior prostate, a region that is harder to reach with transrectal biopsies.

From Salon ● Aug. 11, 2021

In 2006, the World Health Organization’s International Agency for Research on Cancer classified use of talc powder in the perineum area - the pelvic region between the legs - as “possibly carcinogenic.”

From Reuters ● Dec. 3, 2019

Given Brolin’s experiences, it seems like perineum sunning is a wellness practice that lands in a sort of ill-defined middle ground: Tain’t a legitimate medical treatment, but tain’t a harmless placebo either.

From Slate ● Dec. 1, 2019

Sometimes it passes into the ischio-rectal fossa or into the perineum.

From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Alexander Miles

People in spin classes don't have to steer their bikes anywhere, so why are they still sitting on their perinea?

From Seattle Times ● Jun. 28, 2011

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