hemisphere
[ hem-i-sfeer ]
/ ˈhɛm ɪˌsfɪər /
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.
Words nearby hemisphere
hemipterous, hemiscotosis, hemisect, hemisensory, hemispasm, hemisphere, hemispheric, hemispherical, hemispheroid, hemistich, hemisystole
Origin of hemisphere
1325–75; < Latin hēmisphaerium < Greek hēmisphaírion; replacing Middle English emysperie < Old French emispere < Latin
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Examples from the Web for hemisphere
British Dictionary definitions for hemisphere
hemisphere
/ (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
Derived forms of hemisphere
hemispheric (ˌhɛmɪˈsfɛrɪk) or hemispherical, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for hemisphere
hemisphere
[ hĕm′ĭ-sfîr′ ]
n.
A half of a symmetrical spherical structure as divided by a plane of symmetry.
Either of the lateral halves of the cerebrum; a cerebral hemisphere.
Other words from hemisphere
hem′i•spher′ic (-sfîr′ĭk, -sfĕr′-) null adj.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for hemisphere
hemisphere
[ hĕm′ĭ-sfîr′ ]
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.
See cerebral hemisphere.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for hemisphere
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.