Black Sea

American  

[blak see] / ˈblæk ˈsi /

noun

1. a sea between Europe and Asia, bordered by Turkey, Romania, Bulgaria, Ukraine, Georgia, and the Russian Federation. 164,000 sq. mi. (424,760 sq. km).

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Black Sea British  

noun

1. Ancient names: Pontus Euxinus.   Euxine Sea.  an inland sea between SE Europe and Asia: connected to the Aegean Sea by the Bosporus, the Sea of Marmara, and the Dardanelles, and to the Sea of Azov by the Kerch Strait. Area: about 415 000 sq km (160 000 sq miles)

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Black Sea Cultural  

1. Sea between Europe and Asia, bordered on the north by Moldova and Ukraine, on the northeast by Russia, on the east by Georgia, on the south by Turkey, and on the west by Bulgaria and Romania. It receives many great rivers, including the Danube, the Dnieper, and by way of the Sea of Azov, the Don.

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Discover More

It is a popular resort area for Russians and eastern Europeans.

Example Sentences

Romania said it was closing the Russian consulate in the Black Sea city of Constanta and expelling the consul general, prompting Moscow to threaten a similar response.

From Barron's • May 29, 2026

This incident follows a similar one which saw a "rogue" Russian pilot attempt to shoot down an RAF Rivet Joint plane over the Black Sea in September 2022.

From BBC • May 20, 2026

Soy and rapeseed oils gained on robust biofuel production in the U.S. and European Union, while sunflower oil prices were supported by tight Black Sea supplies.

From The Wall Street Journal • May 8, 2026

Russia’s total seaborne crude exports held steady at 3.5 million barrels a day in April, despite dips from Baltic and Black Sea ports.

From The Wall Street Journal • May 2, 2026

A clear example is the wheel, which is first attested around 3400 B.C. near the Black Sea, and then turns up within the next few centuries over much of Europe and Asia.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond