Atlantic

American  

[at-lan-tik] / ætˈlæn tɪk /

adjective

1. of or relating to the Atlantic Ocean.

2. of, relating to, or situated on the eastern seaboard of the United States.

   the Atlantic states.

3. of or relating to the countries bordering the Atlantic Ocean, especially those of North America and Europe.

4. of or relating to the North Atlantic Treaty Organization or its members.

   the Atlantic Alliance.

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noun

1. the Atlantic, Atlantic Ocean.

2. Railroads. a steam locomotive having a four-wheeled front truck, four driving wheels, and a two-wheeled rear truck.

Atlantic British  

/ ətˈlæntɪk /

noun

1. short for Atlantic Ocean

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adjective

1. of or relating to or bordering the Atlantic Ocean

2. 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

The “Wander” guide maps out the division of the space into four regions correlating to bodies of water: the Indian, Atlantic and Pacific oceans, and the Mediterranean Sea.

From Los Angeles Times • Apr. 22, 2026

One of the species that would benefit, it said was Atlantic salmon, which faced challenges in getting upstream to spawn.

From BBC • Apr. 22, 2026

The suit said the Atlantic was warned of false claims in the piece ahead of time and has “editorial animus” toward Patel.

From The Wall Street Journal • Apr. 20, 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

“Let me get this straight,” she said as they took Atlantic Avenue deeper into Brooklyn.

From "City Spies" by James Ponti