n.
Pronunciation: ˌ per- ə - ' n ē - ə m
Function: noun
Inflected Form: plural -nea \ - ' n ē - ə \
Etymology: Middle English, from Late Latin perinaion, from Greek, from peri- + inan to empty out; perhaps akin to Sanskrit i ș ṇ ā ti he sets in motion
Date: 15th century
: an area of tissue that marks externally the approximate boundary of the outlet of the pelvis and gives passage to the urinogenital ducts and rectum also : the area between the anus and the posterior part of the external genitalia
– per · i · ne · al \ - ' n ē - ə l \ adjective