Added 9 October 2026 iran noun Categories: PlacesUncommon Words noun ! Definition from WordNet 3.1, Princeton University. More about iran at Wordnik → Where our words come from → A theocratic Islamic republic in the Middle East in western Asia; Iran was the core of the ancient empire that was known as Persia until 1935; rich in oil. Related Words: persiabahrainiraqiraniiraqitehraniranianbushehrmuslimislamicmoslemislamist Back to today's word