hetaeri

HETAERI(ἑταῖροι). [EXERCITUSp. 777a. ]

(ἑταῖροι, “comrades”). The designation of all free Macedonians who were ready to join in the defence of their country; especially the noblemen who composed the heavy cavalry, as contrasted with the infantry (πεζεταῖροι) of the royal guard.