n. The assumption made when relating to others that everyone is heterosexual.
n. Discrimination against homosexuals, bisexuals and asexuals in favor of heterosexuals.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. discrimination in favor of heterosexual and against homosexual people
Word Usage
"What is significant in the term heterosexism is the fact that it describes discrimination and/or violence perpetrated by heterosexuals against those perceived to be in deviation from heterosexual norms."