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).

---

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)

---

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.

---

Discover More

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

Example Sentences

Physical chokepoints include waterways such as the Strait of Hormuz or the Bosporus and Dardanelles, which connect the Mediterranean to the Black Sea, and thus Russian and Ukrainian grain exports.

From The Wall Street Journal • Apr. 12, 2026

Kyiv has since ensured that the western part of the Black Sea, including the shipping lanes to its main port, Odesa, has become a no-go zone for the Russian Navy.

From The Wall Street Journal • Mar. 26, 2026

However, nearly all of such strikes have been in the Black Sea, which Russia and Ukraine both share.

From BBC • Mar. 4, 2026

Last year an attack on the nearby port of Pivdennyi hit a sunflower oil storage tank, polluting the Black Sea coast.

From Barron's • Feb. 27, 2026

And in the Soviet Union, while walking along the Black Sea waterfront with his minister of defense, Nikita Khrushchev proposed an idea that would push the world to the brink of nuclear annihilation.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin