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hemisphere
[ hem-i-sfeer ]
noun
- (often initial capital letter) half of the terrestrial globe or celestial sphere, especially one of the halves into which the earth is divided. Compare Eastern Hemisphere, Western Hemisphere, Northern Hemisphere, Southern Hemisphere.
- a map or projection representing one of these halves.
- a half of a sphere.
- Anatomy. either of the lateral halves of the cerebrum or cerebellum.
- the area within which something occurs or dominates; sphere; realm.
hemisphere
/ ˌhɛmɪˈsfɛrɪk; ˈhɛmɪˌsfɪə /
noun
- one half of a sphere
- half of the terrestrial globe, divided into northern and southern hemispheres by the equator or into eastern and western hemispheres by some meridians, usually 0° and 180°
- a map or projection of one of the hemispheres
- either of the two halves of the celestial sphere that lie north or south of the celestial equator
- anatomy short for cerebral hemisphere
hemisphere
- One half of a sphere, formed by a plane that passes through the center of the sphere.
- Either the northern or southern half of the Earth as divided by the equator, or the eastern or western half as divided by a meridian, especially the prime meridian.
- One half of the celestial sphere as divided by any of various great circles, especially the celestial equator and the ecliptic.
- See more at celestial sphere
hemisphere
- Any half of the Earth 's surface.
Derived Forms
- hemispheric, adjective
Word History and Origins
Origin of hemisphere1
Example Sentences
Francis was the first Pope from the Americas or the southern hemisphere.
In the 1820s, US President James Monroe articulated a new global order in which America and Europe confined themselves to their own hemispheres.
Writing on X, Rubio said the alliance was an "example for security and prosperity in our hemisphere".
The country, once one of the poorest nations in the western hemisphere, and a former British colony, has been enjoying a surge in wealth since it first discovered oil in its territorial waters in 2015.
The Trump administration has sought to oppose China's influence in the Western hemisphere and has accused a number of Central American governments of cosying up to the Chinese government and Chinese companies.
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