The group of countries united after WWII in mutual protection from the U.S.S.R. (eventually resulting in NATO).

Scomberesox saurus, a fish

plural of Atlantic bonito

A borough in Monmouth County, New Jersey, United States.

plural of Atlantic tarpon

(zoology) A ray-finned fish, of species Megalops atlanticus, that inhabits coastal waters, estuaries, lagoons and rivers about the Atlantic Ocean, typically in tropical and subtropical regions.

The time of day in the time zone that encompasses the east coast of Canada, which lies on the Atlantic Ocean.

The portion of the Atlantic Ocean that lies primarily between North America and the northeast coast of South America to the east, and Europe and the northwest coast of Africa to the west.

(rare) Great Britain, Ireland and surrounding smaller islands; the British and Irish Isles. / Used other than figuratively or idiomatically: see islands, North Atlantic.

Stenella frontalis, a dolphin found in the Gulf Stream of the North Atlantic Ocean.