genderism

Meanings

1. A belief that gender is rigid, usually a belief that it is binary, comprising male and female, and that the aspects of a person's gender are inherently linked to their sex at birth.
2. Belief that one gender is superior; discrimination on the basis of gender. (Compare sexism.)
3. Opposition to traditional gender roles; belief that gender exists separate from sex; "gender ideology"; a variously-defined catch-all for things like transgender rights and feminism to which antigenderism is opposed.
4. A gendered or gender-stereotyped behaviour, activity or statement.

Etymology

From gender + -ism.