Standard Lemma guide

peritoneum

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˌpɛ.ɹɪ.təˈniː.əm/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

In mammals, the serous membrane lining the cavity of the abdomen and that is folded over the viscera.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

In animals, the membrane lining the coelom cavity.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a transparent membrane that lines the abdominal cavity in mammals and covers most of the viscera

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: serous membrane, serosa

Narrower terms: mesentery, omentum

History

Etymology

From Latin peritonaeum, from Ancient Greek περιτόναιον (peritónaion), from περιτόναιος (peritónaios, “stretched or strained over”).

Across languages

Translations

53 source translations are retained for this English entry.

  • Arabic: صِفَاق (ṣifāq) — serous membrane in mammals
  • Asturian: peritonéu — serous membrane in mammals
  • Basque: baresare — serous membrane in mammals
  • Belarusian: брушы́на (brušýna) — serous membrane in mammals
  • Catalan: peritoneu — serous membrane in mammals
  • Chinese Mandarin: 腹膜 (fùmó) — serous membrane in mammals
  • Czech: pobřišnice — serous membrane in mammals
  • Danish: bughinde — serous membrane in mammals
  • Dutch: buikvlies — serous membrane in mammals
  • Dutch: peritoneum — serous membrane in mammals
  • Esperanto: peritoneo — serous membrane in mammals
  • Faroese: búkhinna — serous membrane in mammals
  • Finnish: vatsakalvo — serous membrane in mammals
  • French: péritoine — serous membrane in mammals
  • Galician: teaz — serous membrane in mammals
  • Galician: touca — serous membrane in mammals
  • Galician: escama — serous membrane in mammals
  • Galician: peritoneo — serous membrane in mammals
  • German: Peritoneum — serous membrane in mammals
  • German: Bauchfell — serous membrane in mammals
  • Greek: περιτόναιο (peritónaio) — serous membrane in mammals
  • Hungarian: hashártya — serous membrane in mammals
  • Icelandic: lífhimna — serous membrane in mammals
  • Ido: peritoneo — serous membrane in mammals
  • Indonesian: peritoneum — serous membrane in mammals
  • Irish: seicin — serous membrane in mammals
  • Japanese: 腹膜 (fukumaku) — serous membrane in mammals
  • Kazakh: ішперде (ışperde) — serous membrane in mammals
  • Korean: 복막 (bongmak) — serous membrane in mammals
  • Latin: peritonaeum — serous membrane in mammals
  • Latvian: vēderplēve — serous membrane in mammals
  • Norwegian Bokmål: bukhinne — serous membrane in mammals
  • Norwegian Nynorsk: bukhinne — serous membrane in mammals
  • Persian: صفاق (sefâq) — serous membrane in mammals
  • Polish: otrzewna — serous membrane in mammals
  • Portuguese: peritoneu — serous membrane in mammals
  • Portuguese: peritónio — serous membrane in mammals
  • Portuguese: peritônio — serous membrane in mammals
  • Russian: брюши́на (brjušína) — serous membrane in mammals
  • Serbo-Croatian: трбушница — serous membrane in mammals
  • Serbo-Croatian: осука — serous membrane in mammals
  • Serbo-Croatian: потрбушница — serous membrane in mammals
  • Serbo-Croatian: trbušnica — serous membrane in mammals
  • Serbo-Croatian: osuka — serous membrane in mammals
  • Serbo-Croatian: potrbušnica — serous membrane in mammals
  • Spanish: peritoneo — serous membrane in mammals
  • Swedish: bukhinna — serous membrane in mammals
  • Tagalog: bambantiyan — serous membrane in mammals
  • Ukrainian: очере́вина (očerévyna) — serous membrane in mammals
  • Vietnamese: màng bụng — serous membrane in mammals
  • Welsh: perfeddlen — serous membrane in mammals
  • Welsh: peritonëwm — serous membrane in mammals
  • Welsh: gweren — serous membrane in mammals