Standard Lemma guide

cloaca

noun · 7 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • klō-ā′kə
  • Received-Pronunciation: /kləʊ̯ˈeɪ̯.kə/
  • Canada, General-American: /kloʊ̯ˈeɪ̯.kə/
  • US: Recorded audio is listed in the source snapshot.
  • Australian: /kləʉ̯ˈæɪ̯.kə/
  • New-Zealand: /klɐʉ̯ˈæɪ̯.kə/
  • Scotland: /kloˈe.kə/
  • Scotland: /kloˈe.kʌ/
  • India: /kloːˈeː.ka/
  • rhymes with -eɪkə

1

noun

Meaning 1

A sewer.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively, sometimes

Examples

  • [...] that tremendous cloaca of Pauperism [...]

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The opening in reptiles, amphibians and birds, as well as elasmobranchians, lobe-finned fishes, and monotreme mammals, which serves as the common outlet for the urogenital ducts and rectum.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, biology, medicine, natural-sciences, sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

An outhouse or lavatory.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A duct through which gangrenous material escapes a body.

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

5

noun

Meaning 5

Structure in the embryo during the development of the reproductive and urinary systems.

Definition source: English Wiktionary via Wiktextract

Topics: embryology, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

a waste pipe that carries away sewage or surface water

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sewer, sewerage

Antonyms: none provided

Broader terms: drain, drainpipe, waste pipe

7

noun

Meaning 7

(zoology) the cavity (in birds, reptiles, amphibians, most fish, and monotremes but not mammals) at the end of the digestive tract into which the intestinal, genital, and urinary tracts open

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: cavity, bodily cavity, cavum

History

Etymology

Borrowed from Latin cloāca (“sewer”), related to cluō (“cleanse; purge”), but the derivation is uncertain.

Across languages

Translations

30 source translations are retained for this English entry.

  • Bulgarian: клоа́ка (kloáka) — anatomical feature of birds, reptiles, etc.
  • Catalan: cloaca — anatomical feature of birds, reptiles, etc.
  • Chinese Mandarin: 泄殖腔 (xièzhíqiāng) — anatomical feature of birds, reptiles, etc.
  • Czech: kloaka — anatomical feature of birds, reptiles, etc.
  • Dutch: cloaca — anatomical feature of birds, reptiles, etc.
  • Esperanto: kloako — anatomical feature of birds, reptiles, etc.
  • Estonian: kloaak — anatomical feature of birds, reptiles, etc.
  • Finnish: kloaakki — anatomical feature of birds, reptiles, etc.
  • French: cloaque — anatomical feature of birds, reptiles, etc.
  • German: Kloake — anatomical feature of birds, reptiles, etc.
  • Greek: αμάρα (amára) — anatomical feature of birds, reptiles, etc.
  • Haitian Creole: kloak — anatomical feature of birds, reptiles, etc.
  • Hebrew: בִּיב (biv) — anatomical feature of birds, reptiles, etc.
  • Hungarian: kloáka — anatomical feature of birds, reptiles, etc.
  • Ido: kloako — anatomical feature of birds, reptiles, etc.
  • Indonesian: kloaka — anatomical feature of birds, reptiles, etc.
  • Irish: clóáca — anatomical feature of birds, reptiles, etc.
  • Italian: cloaca — anatomical feature of birds, reptiles, etc.
  • Italian: fogna — anatomical feature of birds, reptiles, etc.
  • Japanese: 総排出腔 — anatomical feature of birds, reptiles, etc.
  • Japanese: 排出腔 — anatomical feature of birds, reptiles, etc.
  • Macedonian: клоака (kloaka) — anatomical feature of birds, reptiles, etc.
  • Portuguese: cloaca — anatomical feature of birds, reptiles, etc.
  • Romanian: cloacă — anatomical feature of birds, reptiles, etc.
  • Russian: клоа́ка (kloáka) — anatomical feature of birds, reptiles, etc.
  • Spanish: cloaca — anatomical feature of birds, reptiles, etc.
  • Swahili: kiloaka — anatomical feature of birds, reptiles, etc.
  • Swedish: kloaköppning — anatomical feature of birds, reptiles, etc.
  • Vietnamese: huyệt — anatomical feature of birds, reptiles, etc.
  • Vietnamese: lỗ huyệt — anatomical feature of birds, reptiles, etc.