/ ˌdɒmɪˈneɪtrɪks; NAmE ˌdɑːm-/ noun
( pl. dom·in·atri·ces / ˌdɒmɪˈneɪtrɪsiːz; NAmE ˌdɑːm-/ dom·in·atrixes ) a woman who controls a man during sex, often using violence to give sexual pleasure
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WORD ORIGIN
mid 16th cent. (rare before the late 20th cent.): from Latin , feminine of dominator , from dominat- ruled, from the verb dominari , from dominus lord, master.