North Sea definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
arm of the Atlantic, between Great Britain & the N European mainland: c. 164,900 sq mi (427,089 km)
North Sea definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An arm of the Atlantic Ocean between Great Britain and northwest Europe. It is connected with the English Channel by the Strait of Dover. Major reserves of oil and natural gas were discovered beneath its waters in the late 1960s.
North Sea - Cultural Definition
Arm of the Atlantic Ocean northwest of central Europe.
- Oil was discovered under the sea floor in 1970.