heterosexual

heterosexual

[het-er-uh-sek-shoo-uhl or, esp. British, -seks-yoo-]
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
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
heterosexual (ˌhɛtərəʊˈsɛksjʊəl)
 
n
1.  a person who is sexually attracted to the opposite sex
 
adj
2.  of or relating to heterosexuality

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

heterosexual
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.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

heterosexual het·er·o·sex·u·al (hět'ə-rō-sěk'shōō-əl)
adj.
Sexually oriented to persons of the opposite sex. n.
A heterosexual person.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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