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WordReference Random House Unabridged Dictionary of American English © 2024hem•i•spher•ic (hem′i sfer′ik),USA pronunciation adj. - Geography, Mathematicsof or pertaining to a hemisphere.
- Geography, Mathematicshemispherical (def. 1).
WordReference Random House Learner's Dictionary of American English © 2024hem•i•sphere /ˈhɛmɪˌsfɪr/USA pronunciation n. [countable]- Geography, Place Names half of the earth; one of the halves into which the earth may be divided:[often: Hemisphere]the Western Hemisphere; the Southern Hemisphere.
- Mathematicsa half of a sphere.
hem•i•spher•ic /ˌhɛmɪˈsfɛrɪk/USA pronunciation hem•i•spher•i•cal, adj. WordReference Random House Unabridged Dictionary of American English © 2024hem•i•sphere (hem′i sfēr′),USA pronunciation n. - Geography, Place Names(often cap.) half of the terrestrial globe or celestial sphere, esp. one of the halves into which the earth is divided. Cf. Eastern Hemisphere, Western Hemisphere, Northern Hemisphere, Southern Hemisphere.
- Geographya map or projection representing one of these halves.
- Mathematicsa half of a sphere.
- Anatomyeither of the lateral halves of the cerebrum or cerebellum.
- the area within which something occurs or dominates;
sphere;
realm.
- Latin
- Old French emispere
- Greek hēmisphaírion; replacing Middle English emysperie
- Latin hēmisphaerium
- 1325–75
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