peritonitis per·i·to·ni·tis (pěr'ĭ-tn-ī'tĭs)
n.
Inflammation of the peritoneum.
| peritonitis (pěr'ĭ-tn-ī'tĭs) Pronunciation Key
Infection or inflammation of the peritoneal cavity, usually caused by a ruptured organ, such as the appendix, in the gastrointestinal tract. |