1) Ancient greek courtesan 2) Type of Courtesan 
In ancient Greece, hetairai (aɪ; sing. hetaira ə; also hetaera ə, pl. hetaerae iː; ἑταίρα, `companion,` pl. ἑταῖραι) were courtesans—educated, sophisticated female companions. Although most of them engaged in sexual relations with their patrons, hetairai were not simple prostitutes. == Overview == In ancient Greek society, .....[genus] Hetaira is a genus of bush cricket in family Tettigoniidae subfamily Phaneropterinae. ...
• (n.) A female paramour; a mistress, concubine, or harlot.