The Western Hemisphere is a geographical term for the half of the Earth that lies west of the Prime Meridian (which crosses Greenwich, London, United Kingdom) and east of the Antimeridian, the other half being called the Eastern Hemisphere. While the Americas has yet to reach 1 billion people, the Western Hemisphere has reached this figure. In thi...
[n] - the hemisphere that includes North and South America
occident 1 New World noun the hemisphere that includes North America and South America