[ hoh-muh-sek-shoo-al-i-tee, or, esp. British, -seks-yoo- ]
/ ˌhoʊ məˌsɛk ʃuˈæl ɪ ti, or, esp. British, -ˌsɛks yu- /


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 forms

an·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

Examples from the Web for homosexuality

British Dictionary definitions for homosexuality


/ (ˌhəʊməʊˌsɛksjʊˈælɪtɪ, ˌhɒm-) /


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

Medicine definitions for homosexuality


[ 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.

Culture definitions for homosexuality


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.