[hoh-muh-sek-shoo-al-i-tee, or, esp. British, -seks-yoo-]


sexual desire or behavior directed toward a person or persons of one's own sex.

Origin of homosexuality

First recorded in 1890–95; homo- + sexuality
Related formsan·ti·ho·mo·sex·u·al·i·ty, noun, adjective

Usage note

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for homosexuality

femininity, masculinity, bisexuality, lesbianism

Examples from the Web for homosexuality

Contemporary Examples of homosexuality

Historical Examples of homosexuality

British Dictionary definitions for homosexuality



sexual attraction to or sexual relations with members of the same sexCompare heterosexuality
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

Word Origin and History for homosexuality

1892; see homosexual + -ity.

Online Etymology Dictionary, © 2010 Douglas Harper

homosexuality in Medicine


[hō′mə-sĕk′shōō-ălĭ-tē, -mō-]


Sexual orientation to persons of the same sex.
Sexual activity with another of the same sex.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

homosexuality in Culture


A sexual attraction between persons of the same sex. (See gay and lesbian; compare heterosexuality.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.