Moscow
geographical name
Mos·cow ˈmä-(ˌ)skō 
-ˌskau̇
variants or Russian Moskva
mäsk-ˈvä
1
river 315 miles (507 kilometers) long in west central Russia in Europe flowing east into the Oka River
2
city and capital of Russia and formerly of the Soviet Union and of Soviet Russia on the Moscow River population 11,563,000 see muscovy see also muscovite sense 1