Word.ws English Dictionary

Plural of fetus

regular plural

The plural of fetus is fetuses.

Forms of fetus

Singularfetus /ˈfiːtəs/
Pluralfetuses
Countablecountable

Fetuses in a sentence

  • The sequence is: molecules in reproductive systems, then gametes, zygotes, morulas, blastocysts, and then fetuses.
  • No antirotaviral antibody is detected at birth in caesarean-derived 18 day-old fetuses from seropositive dams.2012, Pravin Bhatt, Viral and Mycoplasmal of Laboratory Rodents. From the entry antirotaviral
  • The place is an incubatorium where hybrid fetuses are nourished.2012, Allan Mazur, Implausible Beliefs: In the Bible, Astrology, and UFOs, page 136. From the entry incubatorium
  • Fetuses are a little harder to read.2000 January 10, Jigme...@mindful.com, “death penalty/ abortion...”, in talk.religion.buddhism (Usenet), retrieved 22 Apr 2022. From the entry fetucide
  • It has been estimated that about two out of three fetuses with prenatally diagnosed Down syndrome are aborted in the United States.2024 December 1, Kwame Anthony Appiah, “Does Prenatal Testing for Down Syndrome Amount to Eugenics?”, in The New York Times. From the entry prenatally

Meaning of fetus

  1. noun An unborn or unhatched vertebrate showing signs of the mature animal.
  2. noun A human embryo after the eighth week of gestation.
  3. noun A neonate.

Full definition of fetus

Questions about the plural of fetus

What is the plural of fetus?
The plural of fetus is fetuses.
Is fetus countable?
Fetus is a countable noun.

Source and license

Adapted from Wiktionary: fetus (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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Cite this page: “Plural of fetus.” Word.ws, https://word.ws/plural/fetus. Based on Wiktionary, CC BY-SA 4.0.