αστραπιαίος

From LSJ

ἀλλ' ἦν ἅπαντα τεταγμένα νόμων ἐπιταγαῖς → but all their acts were regulated by prescriptions set forth in laws

Source

Greek Monolingual

-α, -ο
1. ο γοργός σαν αστραπή
2. ο όμοιος με αστραπή.