See also sexuality. –Ed.

(HET·er·o·SEX·u·AL·i·ty). Sexual desire, feeling, or behavior toward a person or persons of the opposite sex.

Sexual attraction toward persons the opposite sex.

Sexual attraction to individuals of the opposite sex H08522. Definition from Hurnik et al., 1995.

a sexual attraction to (or sexual relations with) persons of the opposite sex

Feeling romantic, emotional, and sexual attraction to the opposite sex; a normal sexual orientation of no known cause; see also straight, bisexuality and homosexuality

Having sexual desire for the opposite sex

Sexual attraction to members of the opposite sex (men being attracted to women and women being attracted to men).

A primary or exclusive attraction to individuals of the other sex.

Hetero Sexual preference for those of the opposite sex.

being sexually attracted to members of the opposite sex

A sexual orientation leading to a choice of sexual partners of the opposite sex.

Heterosexuality refers to sexual and/or romantic attraction between individuals of the opposite sex. The current use of the term has its roots in the broader 19th century tradition of personality taxonomy. These continue to influence the development of the modern concept of sexual orientation, gaining associations with romantic love and identity in addition to its original, exclusively sexual meaning.