διὰ λαμπροτάτου βαίνοντες ἁβρῶς αἰθέρος → passing lightly through clear-shining air (Euripides, Medea 829)
ac:I conj., v. atque.
ac,³ v. atque.
ac, Conjunct., s. atque.
ac CONJ :: and, and also, and besides