δροσία
From LSJ
ἔξαψις σφοδρὰ μετὰ πολλῆς βίας πίπτουσα ἐπὶ γῆς → a violent flare-up falling on the ground with great force, thunder and lightning
English (LSJ)
poet. δροσίη, ἡ,
A foam of a horse's mouth, Orac. ap. Luc.Alex.53; dew, Cat.Cod. Astr.1.172.
German (Pape)
[Seite 668] ἡ, der Thau, Achm. Oniroer.; δροσίη κέλητος, Schaum des Pferdes, Luc. Alex. 53.