heteronormativity

noun

Etymology: Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- Latin norma Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātuslbor. English -ate Latin -īvus Old French -ifbor. Middle English -yf English -ive English -ative English normative Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English normativity English heteronormativity From hetero- + normativity.

1. The assumption that all human beings are either male or female in both sex and gender, and that sexual and romantic attraction and activity only occurs, or is only normal, between people of different sexes.