Definition that contains caspian sea
- kazakhstan a landlocked republic to the south of Russia and to the northeast of the Caspian Sea; the original Turkic-speaking inhabitants were overrun by Mongols in the 13th century; an Asian soviet from 1936 to 1991
- baku a port city on the Caspian Sea that is the capital of Azerbaijan and an important center for oil production
- volga a Russian river; the longest river in Europe; flows into the Caspian Sea
- kazakh a landlocked republic to the south of Russia and to the northeast of the Caspian Sea; the original Turkic-speaking inhabitants were overrun by Mongols in the 13th century; an Asian soviet from 1936 to 1991
- aras a river that rises in northeastern Turkey (near the source of the Euphrates) and flows generally eastward through Armenia to the Caspian Sea; ancient name was Araxes
- beluga valuable source of caviar and isinglass; found in Black and Caspian seas
- urals a mountain range in western Russia extending from the Arctic to the Caspian Sea; forms part of the traditional boundary between Europe and Asia
- caucasus a large region between the Black and Caspian seas that contains the Caucasus Mountains; oil is its major resource
- caucasus the mountain range in Caucasia between the Black Sea and the Caspian Sea that forms part of the traditional border between Europe and Asia
- kazakstan a landlocked republic to the south of Russia and to the northeast of the Caspian Sea; the original Turkic-speaking inhabitants were overrun by Mongols in the 13th century; an Asian soviet from 1936 to 1991