Word Origin & History
1892, in C.G. Craddock's translation of Krafft-Ebbing's "Psychopathia Sexualis." The noun is recorded from 1920, but not in common use until 1960s. Colloquial shortening hetero is from 1933. Heterosexuality is first recorded 1900. Heterosexist "characteristic of discrimination against homosexuals" is
first attested 1979.