Added 3 October 2026 persia noun Categories: PlacesUncommon Words noun ! Definition from WordNet 3.1, Princeton University. More about persia at Wordnik → Where our words come from → An empire in southern Asia created by Cyrus the Great in the 6th century BC and destroyed by Alexander the Great in the 4th century BC. 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: iraniraqpersianfarsknightfarrisfaresfarismedoparsparsa Back to today's word