The Euphrates (English: /ˈfrtz/)is the longest and one of the most historically important rivers of Western Asia. Together with the Tigris, it is one of the two defining rivers of Mesopotamia ( the land between the rivers). Originating in Turkey, the Euphrates flows through Syria and Iraq to join the Tigris in the Shatt al-Arab, which empties into the Persian Gulf. Etymology The Ancient Greek form Euphrátēs (, as if from Greek εὖ "good" and φράζω "I announce or declare") was adapted from Old Pe…