Atlantic
Americanadjective
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of or relating to the Atlantic Ocean.
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of, relating to, or situated on the eastern seaboard of the United States.
the Atlantic states.
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of or relating to the countries bordering the Atlantic Ocean, especially those of North America and Europe.
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of or relating to the North Atlantic Treaty Organization or its members.
the Atlantic Alliance.
noun
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the Atlantic, Atlantic Ocean.
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Railroads. a steam locomotive having a four-wheeled front truck, four driving wheels, and a two-wheeled rear truck.
noun
adjective
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of or relating to or bordering the Atlantic Ocean
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of or relating to Atlas or the Atlas Mountains
Other Word Forms
- sub-Atlantic adjective
Etymology
Origin of Atlantic
First recorded in 1350–1400; Middle English, from Latin Atlanticum (mare), “the Atlantic (ocean),” neuter of Atlanticus, from Greek Atlantikós “of (Mount) Atlas,” equivalent to Atlant- (stem of Átlās ) + -ikos adjective suffix; see Atlas ( def. 1 ), -ic
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Portugal will look wavy in this kit inspired by the Atlantic Ocean, which borders the country.
From BBC • Apr. 22, 2026
Now the two sides are in a veritable shootout, marked by dueling proxy statements, accusations of broken confidentiality agreements and at least seven advisory firms billing hours on both sides of the Atlantic.
From The Wall Street Journal • Apr. 21, 2026
Its booster successfully landed on a floating platform in the Atlantic Ocean about nine minutes and 30 seconds after takeoff.
From Barron's • Apr. 20, 2026
Patel’s defamation suit accuses The Atlantic of “actual malice,” a legal test that needs to be met for public officials to successfully prove they’ve been libeled.
From Salon • Apr. 20, 2026
The convoys of Soviet ships continued across the Atlantic through summer and into the fall of 1962.
From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
