A river rising in western Ukraine and flowing about 1,368 km (850 mi) generally southeast through eastern Moldova then back into Ukraine where it empties into the Black Sea near Odessa. It formed the Soviet-Romanian border from 1918 to 1940.
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.