heterosexual - Definitions from Dictionary.com

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

het·er·o·sex·u·al

Audio Help [het-er-uh-sek-shoo-uh

l or, especially Brit., -seks-yoo-] Pronunciation Key

–adjective

1.	of, pertaining to, or exhibiting heterosexuality.

2.	Biology. pertaining to the opposite sex or to both sexes.

–noun

3.	a heterosexual person.

[Origin: 1890–95; hetero- + sexual

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
heterosexual

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American Heritage Dictionary - Cite This Source - Share This

het·er·o·sex·u·al Audio Help (hět'ə-rō-sěk'shōō-əl) Pronunciation Key
adj.

Sexually oriented to persons of the opposite sex.
Of or relating to different sexes.

n. A heterosexual person.

het'er·o·sex'u·al·ly adv.

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Online Etymology Dictionary - Cite This Source - Share This
heterosexual (adj.)

1892, in C.G. Craddock's translation of Krafft-Ebbing's "Psychopathia Sexualis." The noun is recorded from 1920, but not in common use until 1960s. Colloquial shortening hetero is from 1933. Heterosexuality is first recorded 1900. Heterosexist "characteristic of discrimination against homosexuals" is first attested 1979.

WordNet - Cite This Source - Share This

heterosexual
adjective
1.	sexually attracted to members of the opposite sex [ant: homosexual, bisexual]
noun
1.	a heterosexual person; someone having a sexual orientation to persons of the opposite sex