1. a thunderbolt , Lat. fulmen, (Homer), etc.: generally, thunder :—;but thunder properly was βροντή, Lat. tonitru; lightning was στεροπή, Lat. fulgur.

2. metaphorically, κεραυνὸν ἐν γλώσσῃ φέρειν, of Pericles, (Plutarch) (ML)