fetation
/ˌfiːˈteɪʃn/(also foetation) Now rare
noun
The production, formation, development, or gestation of a fetus or embryo; an instance of this; (concrete ) a result of this.
Origin
Mid 17th century. From post-classical Latin foetation-, foetatio from classical Latin fētāt-, past participial stem of fētāre to produce offspring (from fētus) + -iō.