Uh, no.   To reiterate:  You're the one who's confused. 

"gen·der
[ˈjendər]
NOUN
the state of being male or female (typically used with reference to social and cultural differences rather than biological ones):
"traditional concepts of gender" ·
"gender roles"
synonyms: sex
the members of one or other sex:
"differences between the genders are encouraged from an early age"