North Sea

American  

noun

1. an arm of the Atlantic Ocean between Great Britain and the European mainland. About 201,000 square miles (520,600 square kilometers); greatest depth, 1,998 feet (610 meters).

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North Sea British  

noun

1. Former name: German Ocean.  an arm of the Atlantic between Great Britain and the N European mainland. Area: about 569 800 sq km (220 000 sq miles)

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North Sea Cultural  

1. Arm of the Atlantic Ocean northwest of central Europe.

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Discover More

Oil was discovered under the sea floor in 1970.

Etymology

Origin of North Sea

Firsr recorded before 1000

Example Sentences

See Examples For:

North Sea

Prime Minister Andy Burnham that the country should prioritize using oil and natural gas reserves from the North Sea, she said.

From The Wall Street Journal ● Aug. 4, 2026

However, the group does not see its North Sea business as part of that future, announcing on Friday that it plans to sell its North Sea business.

From Barron's ● Aug. 4, 2026

The Rhine - which starts in the Swiss Alps and empties in the North Sea - is one of Europe's busiest waterways.

From BBC ● Aug. 3, 2026

He called on the government to invest more heavily in reservoirs, saying too much water that could be collected during winter is instead pumped out into the North Sea.

From BBC ● Aug. 2, 2026

Once in the Netherlands, Blake came up with an excuse to make a brief detour to The Hague, a small Dutch city on the North Sea, very close to Rotterdam.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau