peritonitis [per-i-tn-ahy-tis] Word Origin noun Pathology.

  1. inflammation of the peritoneum, often accompanied by pain and tenderness in the abdomen, vomiting, constipation, and moderate fever.

Origin of peritonitis First recorded in 1770–80; periton(eum) + -itis Related formsper·i·to·nit·ic [per-i-tn-it-ik] /ˌpɛr ɪ tnˈɪt ɪk/, per·i·to·nit·al, adjective British Dictionary definitions for peritonitic peritonitis noun

  1. inflammation of the peritoneum

Derived Formsperitonitic (ˌpɛrɪtəˈnɪtɪk), adjective Word Origin and History for peritonitic peritonitis n.

1776, medical Latin, coined c.1750 by French pathologist François-Boissier de la Croix de Sauvages (1706-1767) from Greek peritonos (from peritonaion; see peritoneum) + -itis.

peritonitic in Medicine peritonitis [pĕr′ĭ-tn-ī′tĭs] n.

  1. Inflammation of the peritoneum.

peritonitic in Science peritonitis [pĕr′ĭ-tn-ī′tĭs]

  1. Infection or inflammation of the peritoneal cavity, usually caused by a ruptured organ, such as the appendix, in the gastrointestinal tract.
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