North America

Short definition from Wiktionary

Proper noun

1. 1
   The continent forming the northern part of the Americas; that part east of the Pacific Ocean, west of the Atlantic Ocean, north of South America and south of the Arctic Ocean.
2. 2
   Canada and the United States as a unit to the exclusion of Mexico, Central America, the Caribbean nations, and Greenland; roughly equivalent to Northern America. Often used to describe objects in a context that includes only the US and Canada.