This article is about the Zoroastrian yazata 'Mithra (Mi?ra). For other divinities with related names, see the general article Mitra.Mithra (Avestan Mi?ra, modern Persian ??? Mihr, Mehr, Meher) is an important deity or divine concept (Yazata) in Zoroastrianism and later Iranian history and culture.Mithra is descended, together with the Vedic deity Mitra, from a common proto-Indo-Iranian entity *mitra "treaty, bond".EtymologyThe proto-Indo-Iranian word *mitra- could mean either "covenant