tribadism

[ trib-uh-diz-uh m ]
/ ˈtrɪb əˌdɪz əm /

noun

Origin of tribadism

First recorded in 1810–20; tribade + -ism

British Dictionary definitions for tribadism

tribadism
/ (ˈtrɪbədˌɪzəm) /

noun

a lesbian practice in which one partner lies on top of the other and simulates the male role in heterosexual intercourse