A continent comprising the southern half of the American land mass, connected to North America by the Isthmus of Panama. It includes the Falkland Islands, the Galapagos Islands, and Tierra del Fuego.
See also America
Definition of South America in US English:
South America
proper nounˌsaʊθ əˈmɛrəkəˌsouTH əˈmerəkə
A continent that comprises the southern half of the American landmass, connected to North America by the Isthmus of Panama. It includes the Falkland Islands, the Galapagos Islands, and Tierra del Fuego.