Western Hemisphere

Western Hemisphere

The half of the earth comprising North America, Central America, and South America.

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western hemisphere

n (often capitals)

1. (Earth Sciences / Physical Geography) that half of the globe containing the Americas, lying to the west of the Greenwich or another meridian

2. (Earth Sciences / Physical Geography) the lands contained in this, esp the Americas

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Western Hemisphere  (wstrn)

The half of the Earth that includes North America, Central America, and South America, as divided roughly by the 0° and 180° meridians. See more at prime meridian.

Thesaurus

Noun

1.

western hemisphere - the hemisphere that includes North America and South America New World, occident hemisphere - half of the terrestrial globe North America - a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama South America - a continent in the western hemisphere connected to North America by the Isthmus of Panama