A term used by some people who experience their gender identity and/or gender expression as falling outside the categories of man and woman. They may define their gender as falling somewhere in between man and woman, or they may define it as wholly different from these terms. The term is not a synonym for transgender …

Avoid. Derogatory term for intersex individuals. See intersex.

The attitude that heterosexuality is the only valid sexual orientation. Often takes the form of ignoring lesbians, gay men and bisexuals. For example: a feature on numerous Valentine’s Day couples that omit same-sex couples.  

An adjective used to describe people whose enduring physical, romantic and/or emotional attraction is to people of the opposite sex. See straight.

Pejorative term for homosexual. Use only if there is a compelling reason.

Fear, hatred or dislike of homosexuality, gay men and lesbians. Restrict to germane usage, such as in quotations or opinions. Use LGBT right opponents or a similar phrase instead of homophobes when describing people who disagree with LGBT rights activism. See biphobia

As a noun, a person who is attracted to members of the same sex. As an adjective, of or relating to sexual and affectional attraction to a member of the same sex. Use only in medical contexts or in reference to sexual activity. For other usages, see gay, lesbian.

Acceptable term for a male, legally married partner of a man. Ask which term the subject prefers, if possible. See lover, partner, husband.

Preferred term, both as a noun and adjective, for women who are attracted to other women. Some women prefer to be called gay rather than lesbian; when possible, ask the subject which term she prefers.