|Compare homosexuality sexual attraction to or sexual relations with a person or persons of the opposite sex|
|the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).|
|an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.|
heterosexuality het·er·o·sex·u·al·i·ty (hět'ə-rō-sěk'sh&oomacr;-āl'ĭ-tē)
Erotic attraction, predisposition, or sexual behavior between persons of the opposite sex.