Lexic.us

Definition of Peritoneum

1. Noun. A transparent membrane that lines the abdominal cavity in mammals and covers most of the viscera.

Definition of Peritoneum

1. n. The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac.

Definition of Peritoneum

1. Noun. (anatomy) In mammals, the serous membrane lining the cavity of the abdomen and that is folded over the viscera. ¹

2. Noun. (zoology) In animals, the membrane lining the coelom cavity. ¹

¹ Source: wiktionary.com

Definition of Peritoneum

1. [n -NEA or -NEUMS]

Medical Definition of Peritoneum

1. The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac. Alternative forms: peritonaeum. Origin: L. Peritoneum, peritonaeum, Gr, fr. To stretch all around or over; around + to stretch. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Peritoneum

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