A region of southern North America extending from the southern border of Mexico to the northern border of Colombia. It separates the Caribbean Sea from the Pacific Ocean and is linked to South America by the Isthmus of Panama.
Central America is a region of North America, technically southern North America.
The northern continent of the Western Hemisphere, extending northward from the Colombia-Panama border and including Central America, Mexico, the islands of the Caribbean Sea, the United States, Canada, the Arctic Archipelago, and Greenland.
North America is one of two continents in the Western Hemisphere.