ἀερομαντεία

English (LSJ)

ἡ, divination by air, Varr. ap. Serv.ad Virg.Aen.3.359.

Spanish (DGE)

-ας, ἡ
• Alolema(s): lat. aeromantia
aeromancia Varro en Isid.Etym.8.9.13.

Greek (Liddell-Scott)

ἀερομαντεία: ἡ, μαντεία ἐκ τῆς καταστάσεως τοῦ ἀέρος, Ἰσίδ. Ἱσπάλ. 8, 9, 13.

Wikipedia EN

Aeromancy (from Greek ἀήρ aḗr, "air", and manteia, "divination") is divination that is conducted by interpreting atmospheric conditions. Alternate spellings include "arologie", "aeriology", and "aërology".