fetus

One entry found for fetus.

Main Entry: fe·tus
Variant(s): or chiefly British foe·tus /ft-s/
Function: noun
Inflected Form(s): plural fe·tus·es or chiefly British foe·tus·es or foe·ti /ft-/
: 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 -- compare EMBRYO