An extensive plateau region of southwest Asia. Since the dissolution of the Ottoman Empire after World War I, it has been divided among southeast Turkey, northeast Iraq, and northwest Iran, with smaller sections in Syria and Armenia.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2007. Published by Houghton Mifflin Company. All rights reserved.