peri·​to·​ni·​tis | \ ˌper-ə-tə-ˈnī-təs How to pronounce peritonitis (audio) \

Definition of peritonitis

: inflammation of the peritoneum

Examples of peritonitis in a Sentence

Recent Examples on the Web The famous magician, illusionist, and entertainer died from peritonitis caused by a ruptured appendix, but multiple contradicting reports caused quite the mystery around his death. Lauren Smith Mcdonough And Caroline Picard, Good Housekeeping, "26 Fun and Scary Halloween Facts to Trick (or Treat) Your Friends," 14 Aug. 2020 What starts out as a relatively mild gastrointestinal infection eventually causes serious peritonitis (inflammation of the membrane lining the abdominal wall) in some animals. Quanta Magazine, "What Other Coronaviruses Tell Us About SARS-CoV-2," 29 Apr. 2020 The cats can also fall victim to feline infectious peritonitis, a disease caused by another coronavirus strain that affects the gastrointestinal tract. Gloria Dickie, New York Times, "India Sees Coronavirus Threat to Fragile Population: Tigers," 22 Apr. 2020 After his digestive tract was repaired and the abscess drained and treated with radiation, Durham suffered setbacks of acute pancreatitis that set into peritonitis. Cheryl Hall, Dallas News, "After facing down death, Steve Durham renews his passion for life, Horatio Alger," 5 Jan. 2020 Houdini died on Halloween 1926 from peritonitis caused by a ruptured appendix. Meg Jones, Milwaukee Journal Sentinel, "Houdini spent 4 years in Milwaukee, where he delivered the Daily Journal and learned how to hold his breath in the Milwaukee River," 10 Dec. 2019 In 1926, magician Harry Houdini died in Detroit of peritonitis resulting from a ruptured appendix., "This day in history - The Boston Globe," 31 Oct. 2019 Cynthia died of peritonitis in 1933, leaving behind three children. Lauren Hubbard, Town & Country, "What Was Peaky Blinders Villain Oswald Mosley Like in Real Life?," 27 Oct. 2019 The famous magician, illusionist, and entertainer died from peritonitis caused by a ruptured appendix, but multiple contradicting reports caused quite the mystery around his death. 23. Caroline Picard, Good Housekeeping, "25 Scary and Sweet Halloween Facts to Trick Your Friends," 11 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'peritonitis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of peritonitis

1771, in the meaning defined above

History and Etymology for peritonitis

New Latin

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Time Traveler for peritonitis Time Traveler

The first known use of peritonitis was in 1771

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Cite this Entry

“Peritonitis.” Dictionary, Merriam-Webster, Accessed 9 Mar. 2021.

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English Language Learners Definition of peritonitis

medical : a serious condition in which the covering of the stomach, intestines, and nearby organs becomes swollen and infected


peri·​to·​ni·​tis | \ ˌper-ət-ᵊn-ˈīt-əs How to pronounce peritonitis (audio) \

Medical Definition of peritonitis

: inflammation of the peritoneum

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