Meaning of “peritoneum” in the English Dictionary

british dictionary

"peritoneum" in British English

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peritoneumnoun

uk /ˌper.ɪ.təˈniː.əm/ us /ˌper.ɪ.təˈniː.əm/ plural peritoneums or peritonea specialized

a double layer of tissue that lines the walls of the abdomen and pelvis and surrounds the organs they contain:

The inner surface of the peritoneum is slippery and allows the intestines to move against the wall of the abdomen.

(Definition of “peritoneum” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)