Sexual attraction towards persons of the opposite sex.
Enduring erotic, emotional, romantic, or sexual attraction to members of the opposite sex. Most men and women are heterosexual. Heterosexuality, like the other sexual orientations, is an inborn predisposition.
The pattern of sexuality in which sexual behavior and thinking are directed toward people of the opposite sex. It includes both normal and deviant forms of sexual activity.
An individual’s sexual attraction towards members of a different sex.