Western Hemisphere

Western Hemisphere

The half of the earth west of the Prime Meridian. The Western Hemisphere is often defined more narrowly as including just North America, Central America, and South America.

western hemisphere

n (often capitals) 1. (Physical Geography) that half of the globe containing the Americas, lying to the west of the Greenwich or another meridian2. (Physical Geography) the lands contained in this, esp the Americas

West′ern Hem′isphere

n. 1. the part of the globe west of the Atlantic, including North and South America, their islands, and the surrounding waters. 2. that half of the earth traversed in passing westward from the prime meridian to 180° longitude.

West·ern Hemisphere

(wĕs′tərn) The half of the Earth that includes North America, Central America, and South America.

Thesaurus

Noun

1.

western hemisphere - the hemisphere that includes North America and South AmericaNew World, occidenthemisphere - half of the terrestrial globeNorth America - a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of PanamaSouth America - a continent in the western hemisphere connected to North America by the Isthmus of Panama