heterosexual

[ het-er-uh-sek-shoo-uh l or, esp. British, -seks-yoo- ]
/ ˌhɛt ər əˈsɛk ʃu əl or, esp. British, -ˈsɛks yu- /

adjective

of, relating to, or exhibiting heterosexuality.
Biology. pertaining to the opposite sex or to both sexes.

noun

a heterosexual person.

Origin of heterosexual

First recorded in 1890–95; hetero- + sexual
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for heterosexual

British Dictionary definitions for heterosexual

heterosexual
/ (ˌhɛtərəʊˈsɛksjʊəl) /

noun

a person who is sexually attracted to the opposite sex

adjective

of or relating to heterosexuality
Compare homosexual
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for heterosexual

heterosexual
[ hĕt′ə-rō-sĕkshōō-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.