Caspian Sea

American  

noun

1. a salt lake between southeastern Europe and Asia: the largest inland body of water in the world. About 169,000 square miles (438,000 square kilometers); 85 feet (26 meters) below sea level.

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Caspian Sea British  

/ ˈkæspɪən /

noun

1. a salt lake between SE Europe and Asia: the largest inland sea in the world; fed mainly by the River Volga. Area: 394 299 sq km (152 239 sq miles)

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Caspian Sea Cultural  

1. Saltwater lake between Europe and Asia, bordered by Azerbaijan, and Russia to the west, Kazakhstan to the north and east, Turkmenistan to the east, and Iran to the south and west; the largest inland body of water in the world.

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Discover More

The Volga River empties into the Caspian Sea.

Etymology

Origin of Caspian Sea

First recorded in 1590–1600

Example Sentences

And it is able to export a modest amount—some 200,000 barrels a day, Eurasia’s Brew estimates—overland via rail and trucks, and the Caspian Sea.

From The Wall Street Journal • May 22, 2026

And the proposed Trans-Caspian pipeline to take Turkmen gas across the Caspian Sea and into Europe, is stalling.

From Barron's • Apr. 21, 2026

Since Friday night, long queues have formed at petrol stations, and many residents of the capital, Tehran, have begun leaving the city for the north, near the Caspian Sea, which they believe is safer.

From BBC • Feb. 28, 2026

“People are really scared,” said a retired oil executive who packed his bags and fled for his villa on the Caspian Sea after watching missiles flying over Tehran.

From The Wall Street Journal • Feb. 28, 2026

The 588th was sent to help prevent the Germans from taking over the Caucasus region between the Black Sea and the Caspian Sea, an important source of oil for the USSR.

From "A Thousand Sisters" by Elizabeth Wein