a ruined town in W Iran: site of a cliff that bears on its face a cuneiform inscription in Old Persian, Elamite, and Babylonian that provided a key for the decipherment of cuneiform in other languages.
noun
a village in W Iran by the ancient road from Ecbatana to Babylon. On a nearby cliff is an inscription by Darius in Old Persian, Elamite, and Babylonian describing his enthronement