αἴθριος
From LSJ
ῥᾴδιον φθείρειν φαρμακεύσεσιν ἢ ἀποτροπαῖς ἢ καὶ κλοπαῖς → easy to spoil by means of sorcery or diverting or theft
English (LSJ)
ον,
A clear, bright, of weather, αἰθρίου ἐόντος τοῦ ἠέρος Hdt. 2.25; αἴ. πάγος clear frost, S.Fr.149; f.l. in Ant.357. 2 epith. of Ζεύς, Heraclit. 120, Theoc.4.43, cf. Arist.Mu.401a17, Thphr.CP5.12.2; of winds which cause a clear sky, h. Ap.433, Arist.Mete.364b29; esp. of the North wind, ib. 358b1. II kept in the open air, στέφη Cratin.22. III αἴθριον, τό, adaptation of Lat. atrium to a Greek sense, J.AJ3.6.2, Luc.Anach.2, POxy.268.22 (i A. D.), etc.