Ἄρατθος Save Could not find Ἄρατθον in Logeion dictionaries. Ἄρατθον Proper-name noun: masculine accusative singular of Ἄρατθος See Ἄρατθον in Morpho DGE Ἄρατθος -ου, ὁ • Alolema: tb. y q.u. Aratto actual Arta, río del Epiro que desemboca en el golfo de Ambracia, Call.Fr.646, Plb.21.26.4, Str.7.7.6, cf. Ἄραιθος y Ἄραχθος.