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Webster 1913 Edition

Peritoneum

Perˊi-to-ne′um

,
Noun.
[L.
peritoneum
,
peritonaeum
, Gr. [GREEK], [GREEK], fr. [GREEK] to stretch all around or over;
περί
around + [GREEK] to stretch.]
(Anat.)
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.
[Written also
peritonæum
.]

Webster 1828 Edition

Peritoneum

PERITONE'UM

,
Noun.
[Gr. about, and to stretch.] A thin, smooth, lubricous membrane investing the whole internal surface of the abdomen, and more or less completely, all the viscera contained in it.

Definition 2024

peritoneum

peritoneum

English

Alternative forms

Noun

peritoneum ‎(plural peritoneums or peritonea)

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

Derived terms

Translations

Norwegian

Noun

peritoneum m

  1. peritoneum

Inflection

Derived terms

Synonyms

  • bukhinne

Etymology

From Ancient Greek περί- ‎(perí-, “around”) + τόνος ‎(tónos, “stretch”) + -αιος ‎(-aios, “suffix to form an adjective”).

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