Main Entry: fe·tus

Pronunciation: \ˈfē-təs\

Function: noun

Etymology: Middle English, from Latin, act of bearing young, offspring; akin to Latin fetus newly delivered, fruitful — more at feminine

Date: 14th century

: an unborn or unhatched vertebrate especially after attaining the basic structural plan of its kind; specifically : a developing human from usually two months after conception to birth