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
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.
At the beginning of the week south-westerly winds blow in from the Atlantic, with areas of low pressure dominating the weather pattern.
From BBC • May 19, 2026
Even The Atlantic chipped in, calling it a dangerous precedent.
From Salon • May 18, 2026
His proposed ballroom “represents another way this presidency has abandoned its imperative of projecting modesty, openness, and stability,” the architect and historian Neil Flanagan complained in the Atlantic this month.
From Slate • May 18, 2026
For Olson, the highlight of her time aboard the Plancius was the ship’s visit to South Georgia Island, home to millions of penguins in the South Atlantic Ocean.
From The Wall Street Journal • May 17, 2026
“We need to go out into the storm, head down to Atlantic Avenue, and free Duke and Tater from the Seaside Sandman Motel.”
From "Dog Squad" by Chris Grabenstein
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.
