Mid 16th century; earliest use found in 2nd Baron Berners (c1467–1533), soldier, diplomat, and translator. From classical Latin fēminātus womanish, effeminate from fēmina woman + -ātus.
Definition of feminate in US English:
feminate
adjectiveˈfɛmɪnət
Feminine.
Origin
Mid 16th century; earliest use found in 2nd Baron Berners (c1467–1533), soldier, diplomat, and translator. From classical Latin fēminātus womanish, effeminate from fēmina woman + -ātus.