Homosexuality

Zephyrus and Hyacinthus
Attic red-figure cup from Tarquinia, 480 BC (Boston Museum of Fine Arts)
Burning of two homosexuals (the knight Richard von Hohenburg and his squire Anton Mätzler) at the stake outside Zürich, 1482 (from the Spiezer Schilling chronicle)
Dance to the Berdache
Sac and Fox Nation ceremonial dance to celebrate the two-spirit person. George Catlin (1796–1872); Smithsonian Institution, Washington, D.C.
A woman spying on a pair of male lovers. China, Qing Dynasty.
Female youths are depicted surrounding Sappho in this painting of Lafond "Sappho sings for Homer", 1824.
Sappho reading to her companions on an Attic vase of c. 435 BC
Photograph of the Finnish artist Touko Laaksonen (1920–1991) alias Tom of Finland, well known for his stylized highly masculinized homoerotic art, playing the piano in late 1950s. In the background, his partner Veli Mäkinen (left) and his sister Kaija (right).
An illustration from the 19th-century book Sawaqub al-Manaquib depicting homosexual anal sex with a wine boy
Shah Abbas I of Persia with a boy. By Muhammad Qasim (1627).
U.S. President Barack Obama signs into law the Don't Ask, Don't Tell Repeal Act of 2010
LGBT activists at Cologne Pride in 2015 carrying a banner with the flags of 70 countries where homosexuality is illegal
Protests in New York City against Uganda's Anti-Homosexuality Bill.
Roy and Silo, two New York Central Park Zoo male chinstrap penguins similar to those pictured, became internationally known when they coupled and later were given an egg that needed hatching and care, which they successfully provided.

Romantic attraction, sexual attraction, or sexual behavior between members of the same sex or gender.

- Homosexuality
Zephyrus and Hyacinthus
Attic red-figure cup from Tarquinia, 480 BC (Boston Museum of Fine Arts)

73 related topics

Alpha

Cartoon from Punch magazine in 1857 illustrating the use of "gay" as a colloquial euphemism for being a prostitute. One woman says to the other (who looks glum), "How long have you been gay?" The poster on the wall is for La Traviata, an opera about a courtesan.

Gay

Cartoon from Punch magazine in 1857 illustrating the use of "gay" as a colloquial euphemism for being a prostitute. One woman says to the other (who looks glum), "How long have you been gay?" The poster on the wall is for La Traviata, an opera about a courtesan.
Usage statistics from English books, according to Google Ngram Viewer.
The rainbow flag is a symbol of gay pride.
Symbol of LGBT
"Bar Revenge", a Gay Bar in Brighton, England

Gay is a term that primarily refers to a homosexual person or the trait of being homosexual.

American Psychological Association

Largest scientific and professional organization of psychologists in the United States, with over 133,000 members, including scientists, educators, clinicians, consultants, and students.

Largest scientific and professional organization of psychologists in the United States, with over 133,000 members, including scientists, educators, clinicians, consultants, and students.

Among the most prominent supporters of conversion therapy is the National Association for Research & Therapy of Homosexuality (NARTH), which continues to characterize homosexuality as a mental disorder, despite the declassification of homosexuality as a disorder in the Diagnostic and Statistical Manual of Mental Disorders (DSM) in 1973.

Kinsey scale of sexual responses, indicating degrees of sexual orientation. The original scale included a designation of "X", indicating a lack of sexual behavior.

Asexuality

Lack of sexual attraction to others, or low or absent interest in or desire for sexual activity.

Lack of sexual attraction to others, or low or absent interest in or desire for sexual activity.

Kinsey scale of sexual responses, indicating degrees of sexual orientation. The original scale included a designation of "X", indicating a lack of sexual behavior.
Some members of the asexual community opt to wear a black ring on the middle finger of their right hand as a form of identification.
The asexual pride flag
Asexuals marching in a pride parade in London
Sir Arthur Conan Doyle intentionally portrayed his character Sherlock Holmes as what would today be classified as asexual.

homoromantic; by analogy to homosexual

The Flirtation (1904), by Eugene de Blaas

Sexual attraction

Attraction on the basis of sexual desire or the quality of arousing such interest.

Attraction on the basis of sexual desire or the quality of arousing such interest.

The Flirtation (1904), by Eugene de Blaas

For example, a gay or lesbian person would typically find a person of the same sex to be more attractive than one of the other sex.

The transgender pride flag

Transgender

Transgender people have a gender identity or gender expression that differs from the sex that they were assigned at birth.

Transgender people have a gender identity or gender expression that differs from the sex that they were assigned at birth.

The transgender pride flag
Transgender friends in Washington, D.C.
A drag queen performer
Camille Cabral, a French transgender activist at a demonstration for transgender people in Paris, October 1, 2005
Jogappa is a transgender community in Karnataka and Andhra Pradesh. They are traditional folk singers and dancers.
Nong Tum, a Kathoey internationally recognized for her portrayal in the film Beautiful Boxer
Actress Laverne Cox, who is trans, in July 2014
Trans March "Existrans" 2017

Transgender people may identify as heterosexual (straight), homosexual (gay or lesbian), bisexual, asexual, or otherwise, or may decline to label their sexual orientation.

Burning of the accused sodomites outside the walls of Zürich, 1482 (from the Spiezer Schilling chronicle)

Sodomy law

[[File:Penalización de la homosexualidad por país.png|thumb|520px|Legal status of homosexuality around the world (2021):

[[File:Penalización de la homosexualidad por país.png|thumb|520px|Legal status of homosexuality around the world (2021):

Burning of the accused sodomites outside the walls of Zürich, 1482 (from the Spiezer Schilling chronicle)
Depiction of the buggery of a goat, by Paul Avril

This age was lowered to 18 in the East in 1968 and the West in 1973, and all legal distinctions between heterosexual and homosexual acts were abolished in the East in 1988, with this change being extended to all of Germany in 1994 as part of the process of German Reunification.

The two spirit contingent marches at San Francisco Pride 2014.

Two-spirit

Modern,, umbrella term used by some Indigenous North Americans to describe Native people in their communities who fulfill a traditional third-gender (or other gender-variant) ceremonial and social role in their cultures.

Modern,, umbrella term used by some Indigenous North Americans to describe Native people in their communities who fulfill a traditional third-gender (or other gender-variant) ceremonial and social role in their cultures.

The two spirit contingent marches at San Francisco Pride 2014.
Drawing by George Catlin (1796–1872) while on the Great Plains among the Sac and Fox Nation. Depicting a group of male warriors dancing around a male-bodied person in a woman's dress, non-Native artist George Catlin titled the painting Dance to the Berdache.
The two spirit pride trolley at San Francisco Pride 2014

Crow: batée. A word that describes both trans women and homosexual males.

The 1948 first edition of Sexual Behavior in the Human Male, the first of the two Kinsey Reports

Kinsey Reports

The Kinsey Reports are two scholarly books on human sexual behavior, Sexual Behavior in the Human Male (1948) and Sexual Behavior in the Human Female (1953), written by Alfred Kinsey, Wardell Pomeroy, Clyde Martin, and (for Sexual Behavior in the Human Female) Paul Gebhard and published by W.B. Saunders.

The Kinsey Reports are two scholarly books on human sexual behavior, Sexual Behavior in the Human Male (1948) and Sexual Behavior in the Human Female (1953), written by Alfred Kinsey, Wardell Pomeroy, Clyde Martin, and (for Sexual Behavior in the Human Female) Paul Gebhard and published by W.B. Saunders.

The 1948 first edition of Sexual Behavior in the Human Male, the first of the two Kinsey Reports

Parts of the Kinsey Reports regarding diversity in sexual orientations are frequently used to support the common estimate of 10% for homosexuality in the general population.

Gender symbols intertwined. The red (left) is the female Venus symbol. The blue (right) represents the male Mars symbol.

Gender

Range of characteristics pertaining to femininity and masculinity and differentiating between them.

Range of characteristics pertaining to femininity and masculinity and differentiating between them.

Gender symbols intertwined. The red (left) is the female Venus symbol. The blue (right) represents the male Mars symbol.
Gender depicted as an ambiguous phenomenon, by a young Swedish actor
A protester holding a flyer with the words "Gender is like that old jumper from my cousin. It was given to me and it doesn't fit" at a rally for transgender equality in Washington D.C. in 2013
Mary Frith ("Moll Cutpurse") scandalized 17th century society by wearing male clothing, smoking in public, and otherwise defying gender roles.
"Rosie the Riveter" was an iconic symbol of the American homefront in WWII and a departure from restrictive, "feminine", gender roles due to wartime necessity.
Spain's desperate situation when invaded by Napoleon enabled Agustina de Aragón to break into a closely guarded male preserve and become the only female professional officer in the Spanish Army of her time (and long afterwards).
Yin and yang
A bar graph comparing poverty differences based on age and gender in 2012.

For example, the sociological approach to "gender" (social roles: female versus male) focuses on the difference in (economic/power) position between a male CEO (disregarding the fact that he is heterosexual or homosexual) to female workers in his employ (disregarding whether they are straight or gay).

Men kissing intimately

Men who have sex with men

Men who have sex with men (MSM), also known as males who have sex with males, are male persons who engage in sexual activity with members of the same sex, regardless of how they identify themselves.

Men who have sex with men (MSM), also known as males who have sex with males, are male persons who engage in sexual activity with members of the same sex, regardless of how they identify themselves.

Men kissing intimately

They may identify as gay, homosexual, bisexual, pansexual, or heterosexual; or dispense with sexual identification altogether.