North America

nouns

a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
is a part of
the hemisphere that is to the north of the equator
is a part of
the hemisphere that includes North America and South America
is a part of
the countries of (originally) Europe and (now including) North America and South America
is a part of
North America and South America and Central America
is an instance of (narrower)
one of the large landmasses of the earth
"there are seven continents"; "pioneers had to cross the continent on foot"
the nations of the North American continent collectively
is a type of (narrower)
several things grouped together or considered as a whole