# fetii

> English word · Noun

## Definitions
1. Misconstructed plural form of fetus (the standard plural is fetuses).

## Etymology
A pluralisation of fetus by erroneous analogy with words like radii and gladii; compare penii and see the usage note below.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/fetii