A continent in the northern half of the western hemisphere, bounded by the Arctic Ocean in the north, by the Pacific Ocean and the Bering Sea in the west, and by the Atlantic Ocean and the Gulf of Mexico in the east, connected to South America by the Isthmus of Panama, and including the United States, Canada, Mexico and several small island nations.
(Source: INP)
a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
the nations of the North American continent collectively
