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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A transparent membrane that lines the abdominal cavity in mammals and covers most of the viscera.

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Usage examples (34)
  • The peritoneum is the mesothelial tissue that covers most of the organs in the abdominal cavity.
  • The peritoneum is the lining membrane of the peritoneal cavity.
  • The spleen is almost entirely surrounded by peritoneum, which is firmly adherent to its capsule.
  • Your peritoneum is the lining of your abdomen, so it literally touches every organ in your abdomen.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.