Compulsory heterosexuality
Compulsory heterosexuality, often shortened to comphet, is the theory that heterosexuality is assumed and enforced upon people by a patriarchal, allonormative, and heteronormative society. The term was popularized by Adrienne Rich in her 1980 essay titled "Compulsory Heterosexuality and Lesbian Existence".
Source: Wikipedia — Compulsory heterosexuality (CC BY-SA 4.0)