“Wind, Atmosphere, Space,” name of a deity and the natural phenomenon.
VĀYU “Wind, Atmosphere, Space,” name of a deity. Indo-Iranian religion recognized two wind gods: Av.
vāyú, and Av.
vā́ta-. In Iranian the latter is both a deity and the natural phenomenon (cf. MPers., Parth.
wād, Kušān coins OAƍO, SogdB
bāta-; see further, Bailey, p. 276). By contrast, in the Avesta
vayu- is always a proper name, never an appellative. Further, the Middle Persian evidence suggests that, as an appellative, OIr.
wāyu- included “atmosphere” as the realm of the wind…