Someone who is heterosexual is sexually attracted to people of the opposite sex. Heterosexual is also a noun. In Denmark the age of consent is fifteen for both heterosexuals and homosexuals. + heterosexuality hetero·sexu·al·ity a challenge to the assumption that heterosexuality was `normal'. sexually attracted to people of the opposite sex = straight bisexual, homosexual homosexual
{s} sexually attracted to a member or members of the opposite sex; of or pertaining to both sexes