Rostov

from The American Heritage® Dictionary of the English Language, 5th Edition.

• A city of southwest Russia on the Don River near its outlet on an arm of the Sea of Azov. The city grew around a fortress built in 1761 and was chartered in 1797.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun a city in Russia, in Yaroslavl oblast, also called Rostov Veliky (Ростов Великий literally: Rostov the Great) officially and to distinguish from Rostov-na-Donu.
• proper noun a large city in Russia, centre of Rostov oblast, normally called Rostov-na-Donu or Rostov-on-Don (Ростов-на-Дону).
• proper noun Rostov Oblast in Russia, its centre is Rostov-na-Donu.
• proper noun a Russian surname

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a seaport on the Don River near the Sea of Azov in the European part of Russia