[per-uh-nee-uh m] /ˌpɛr əˈni əm/
noun, plural perinea
[per-uh-nee-uh] /ˌpɛr əˈni ə/ (Show IPA). Anatomy.
the area in front of the anus extending to the fourchette of the vulva in the female and to the scrotum in the male.
the diamond-shaped area corresponding to the outlet of the pelvis, containing the anus and vulva or the roots of the penis.
noun (pl) -nea (-ˈniːə)
the region of the body between the anus and the genital organs, including some of the underlying structures
the nearly diamond-shaped surface of the human trunk between the thighs
“region of the body between the anus and the genital organs” (jocularly called a taint), early 15c., from Medieval Latin perinaeon, Late Latin perineum, from Greek perinaion, perinaios, from peri- “near” (see peri-) + inan “to carry off by evacuation,” of unknown origin.
perineum per·i·ne·um (pěr’ə-nē’əm)
n. pl. per·i·ne·a (-nē’ə)
per’i·ne’al (-nē’əl) adj.
The region between the scrotum and the anus in males, and between the posterior vulva and the anus in females.
- Perineural anesthesia
perineural anesthesia per·i·neu·ral anesthesia (pěr’ə-nur’əl, nyur’-) n. Injection of an anesthetic agent about a nerve.
/ˌpɛrɪnjʊˈraɪtɪs/ noun 1. inflammation of the perineurium perineuritis per·i·neu·ri·tis (pěr’ə-nu-rī’tĭs, -nyu-) n. Inflammation of the perineurium.
/ˌpɛrɪˈsɪnθɪən/ noun 1. the point at which a spacecraft launched from earth into a lunar orbit is nearest the moon Compare perilune, apocynthion
[per-uh-sahy-kuh l] /ˈpɛr əˌsaɪ kəl/ noun, Botany. 1. the outermost cell layer of the stele in a plant, frequently becoming a multilayered zone. /ˈpɛrɪˌsaɪkəl/ noun 1. a layer of plant tissue beneath the endodermis: surrounds the conducting tissue in roots and certain stems pericycle (pěr’ĭ-sī’kəl) A layer of nonvascular tissue that surrounds the vascular tissues […]