Caucasus, the

 Longman Dictionary of Contemporary English Online朗文当代英语 5++LDOCE Online朗文 5++the CaucasusCau·ca·sus, the /ˈkɔːkəsəs/ (also Caucasia /kɔːˈkeɪziə $ -ˈkeɪʒə/)  an area in the extreme south-east of Europe between the Black Sea and the Caspian Sea, which includes Russia, Georgia, Azerbaijan, and Armenia and contains the Caucasus Mountains

Cau·ca·sus, theSyllable  

Caucasus, the
Cau‧ca‧sus, the /ˈkɔːkəsəs/ (also Cau‧ca‧si‧a /kɔːˈkeɪziə $ -ˈkeɪʒə/)
an area in the extreme south-east of Europe between the Black Sea and the Caspian Sea, which includes Russia, Georgia, Azerbaijan, and Armenia and contains the Caucasus Mountains