muscovy Definition

the principality of Moscow (founded 1295) which in the 15th century came to dominate Russia

independent country in eastern Europe and northern Asia bordering on the Arctic and Pacific oceans and on the Baltic and Black seas and covering the largest area of any country in the world; capital Moscow area 6,601,668 square miles (17,098,242 square kilometers), population 142,123,000

the U.S.S.R. —a common usage despite the fact that the U.S.S.R. included other republics besides Russia

former empire in eastern Europe and northern Asia coextensive (except for Finland and Kars, a mountainous region now in northeastern Turkey) with the U.S.S.R.; capital Saint Petersburg

a large dark crested duck (Cairina moschata) of Central and South America that is widely kept in domestication