Word.ws English Dictionary

Plural of uterus

irregular plural

The plural of uterus is uteri or uteruses.

Forms of uterus

Singularuterus /ˈjuː.tə.ɹəs/
Pluraluteri /ˈjuːtəɹaɪ/
uteruses
Countablecountable

Meaning of uterus

  1. noun A reproductive organ of therian mammals in which the young are conceived and develop until birth.
  2. noun A similar part in some non-mammals.

Full definition of uterus

Nouns ending in -us: plural -i

Questions about the plural of uterus

What is the plural of uterus?
The plural of uterus is uteri or uteruses.
Which is correct, uteri or uteruses?
Both are used. uteri is the more common of the two in English writing.
Is uterus countable?
Uterus is a countable noun.

Source and license

Adapted from Wiktionary: uterus (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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