Simple Definition of sexual
: of, relating to, or involving sex
: of or relating to males and females
Full Definition of sexual
1 : of, relating to, or associated with sex or the sexes <sexual differentiation> <sexual conflict>
2 : having or involving sex <sexual reproduction>
Examples of sexual
He denied that he had a sexual relationship with her.
Origin of sexual
Late Latin sexualis, from Latin sexus sex
First Known Use: 1651
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