Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
river flowing from the S section of the Urals into the N end of the Caspian Sea: 1,575 mi (2,535 km)
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A river of western Russia and western Kazakhstan rising in the southern Ural Mountains and flowing about 2,533 km (1,574 mi) south, west, and south to the Caspian Sea.