perineum

play
noun per·i·ne·um \ˌper-ə-ˈnē-əm\

Definition of perineum

plural

-nea

play \ˌper-ə-ˈnē-ə\
  1. :  an area between the thighs that marks the approximate lower boundary of the pelvis and is occupied by the urinary and genital ducts and rectum; also :  the area between the anus and the posterior part of the external genitalia

perineal

play \ˌper-ə-ˈnē-əl\ adjective

Origin and Etymology of perineum

Middle English, from Late Latin perinaion, from Greek, from peri- + inan to empty out; perhaps akin to Sanskrit iṣṇāti he sets in motion


First Known Use: 15th century


Medical Dictionary

perineum

noun per·i·ne·um
variants: also

perinaeum

\ˌper-ə-ˈnē-əm\play

Medical Definition of perineum

plural

perinea

also

perinaea

\-ˈnē-ə\play
  1. :  an area of tissue that marks externally the approximate boundary of the pelvic outlet and gives passage to the urogenital ducts and rectum; also :  the area between the anus and the posterior part of the external genitalia especially in the female


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