a river in SW Asia, rising in E Turkey and flowing south across Syria and Iraq to join the Tigris, forming the Shatt al Arab, which flows to the head of the Persian Gulf: important in ancient times for the extensive irrigation of its valley (in Mesopotamia). Length: 3598 km (2235 miles)
Euphrates in American English
(juˈfreɪtiz)
river flowing from EC Turkey generally southward through Syria & Iraq, joining the Tigris to form the Shatt-al-Arab: c. 1,700 mi (2,736 km)