peritoneum

peritoneum [per-i-tn-ee-uh m] ExamplesWord Origin noun, plural per·i·to·ne·ums, per·i·to·ne·a [per-i-tn-ee-uh] /ˌpɛr ɪ tnˈi ə/. Anatomy.

1. the serous membrane lining the abdominal cavity and investing its viscera.

Origin of peritoneum 1535–45; Late Latin, variant spelling of peritonaeum Greek peritónaion, noun use of neuter of peritónaios, synonymous derivative of perítonos stretched round. See peri-, tone, -eous Related formsper·i·to·ne·al, adjectiveper·i·to·ne·al·ly, adverbpre·per·i·to·ne·al, adjectivesub·per·i·to·ne·al, adjectivetrans·per·i·to·ne·al, adjectivetrans·per·i·to·ne·al·ly, adverb Examples from the Web for peritoneal Historical Examples of peritoneal

Five other cases were of peritoneal inflammation; three in males.

Medical Essays

Oliver Wendell Holmes, Sr.

They are deprived of this condition in the peritoneal cavity of an animal.

The Popular Science Monthly, June, 1900

Various

The operation was followed by no peritoneal reaction or fever.

Scientific American Supplement, No. 643, April 28, 1888

Various

The peritoneal covering of the stomach showed a similarly injected appearance.

North American Medical and Surgical Journal, Vol. 2, No. 3, July, 1826

Various

Injection of astringents into the ovarian cyst or peritoneal sac, unjustifiable.

North American Medical and Surgical Journal, Vol. 2, No. 3, July, 1826

Various

British Dictionary definitions for peritoneal peritoneum noun plural -nea (-ˈniːə) or -neums

1. a thin translucent serous sac that lines the walls of the abdominal cavity and covers most of the viscera

Derived Formsperitoneal, adjectiveWord Origin for peritoneum C16: via Late Latin from Greek peritonaion, from peritonos stretched around, from peri- + tenein to stretch Word Origin and History for peritoneal peritoneum n.

early 15c., from Late Latin peritonaeum, from Greek peritonaion “abdominal membrane,” literally “part stretched over,” noun use of neuter of peritonaios “stretched over,” from peri- “around” (see peri-) + teinein “to stretch” (see tenet). Related: Peritoneal.

peritoneal in Medicine peritoneum n. pl. per•i•to•ne•a

1. The serous sac consisting of mesothelium and a thin layer of irregular connective tissue that lines the abdominal cavity, covers most of the viscera contained therein, and itself forms two cavities, the peritoneal and the omental bursa, which are connected by the epiploic foramen.

Related formsper′i•to•ne′al adj. peritoneal in Science peritoneum [pĕr′ĭ-tn-ē′əm] Plural peritonea

1. The membrane that lines the walls of the abdomen and the pelvis (called the parietal peritoneum) and encloses the abdominal and pelvic organs (called the visceral peritoneum.) The space between the two, the peritoneal cavity, fills with inflammatory cells and pus when the peritoneum becomes infected.