hemisphere

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Related to hemispheric: hemispheric specialization

hemisphere

 [hem´ĭ-sfēr]
half of a spherical or roughly spherical structure or organ.
cerebral hemisphere one of the paired structures constituting the largest part of the brain, which together comprise the extensive cerebral cortex, centrum semiovale, basal ganglia, and rhinencephalon, and contain the lateral ventricle. See also brain.
cerebellar hemisphere either of the paired portions of the cerebellum lateral to the vermis.
dominant hemisphere the cerebral hemisphere that is more concerned than the other in the integration of sensations and the control of many functions. See also laterality.

hem·i·sphere

(hem'i-sfēr), [TA]
Half a spheric structure.
Synonym(s): hemispherium [TA]
[hemi- + G. sphaira, ball, globe]

hemisphere

/hemi·sphere/ (hem´ĭ-sfēr) half of a spherical or roughly spherical structure or organ.
cerebellar hemisphere  either of two lobes of the cerebellum lateral to the vermis.
cerebral hemisphere  one of the paired structures forming the bulk of the human brain, which together comprise the cerebral cortex, centrum semiovale, basal ganglia, and rhinencephalon, and contain the lateral ventricles.
dominant hemisphere  that cerebral hemisphere which is more concerned than the other in the integration of sensations and the control of voluntary functions.

hemisphere

(hĕm′ĭ-sfîr′)
n.
1.
a. A half of a sphere bounded by a great circle.
b. A half of a symmetrical, approximately spherical object as divided by a plane of symmetry.
2. Either half of the celestial sphere as divided by the ecliptic, the celestial equator, or the horizon.
3. 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.
4. Anatomy
a. Either of the lateral halves of the cerebrum; a cerebral hemisphere.
b. Either of the lateral halves of the cerebellum; a cerebellar hemisphere.

hem′i·spher′ic (-sfîr′ĭk, -sfĕr′-), hem′i·spher′i·cal adj.
hem′i·spher′i·cal·ly adv.

hemisphere

[hem′isfir]
Etymology: Gk, hemi + sphaira, sphere
1 one half of a sphere or globe.
2 the lateral half of the cerebrum or of the cerebellum. hemispheric, adj.

hem·i·sphere

(hem'is-fēr) [TA]
Half of a spheric structure.
Synonym(s): cerebral hemisphere (1) , hemisphericum.
[hemi- + G. sphaira, ball, globe]

Hemisphere

One of the two halves or sides-the left and the right-of the brain.
Mentioned in: Aphasia

hem·i·sphere

(hem'is-fēr) [TA]
Half a spheric structure.
[hemi- + G. sphaira, ball, globe]

hemisphere

half of a spherical or roughly spherical structure or organ.

cerebral hemisphere
one of the paired structures constituting the largest part of the brain, which together comprise the extensive cerebral cortex, centrum semiovale, basal ganglia and rhinencephalon, and contain the lateral ventricle. See also brain.
References in periodicals archive ?
Ito et al found that among their departmentbased records of 383 cases between April 2003 and March 2006, 52% patients had left hemispheric stroke and 48% had right hemispheric stroke17.
4d shows a more consistent hemispheric bias, suggesting that the left hemispheric CC fibres have a consistently greater FA than the corresponding fibres in the right hemisphere.
The plasma of right hemispheric dominant kapha group showed a significant increase in the above mentioned parameters as compared to bihemispheric dominant vata group.
For a truly hemispheric perspective on connections between slaveholders in the American continent, see Rafael de Bivar Marquese, Feitores do corpo, missionarios da mente: Senhores, letrados e o controle dos escravos nas Americas, 1660-1860 (Sao Paulo, Brazil, 2004).
Over the last three administrations beginning in the mid 1990's there has been remarkable consistency in the United States' hemispheric policy.
On the other hand, hemispheric specialization has been obtained but depended on several experimental conditions (Blanca, Zalabardo, Garcia-Criado, & Siles, 1994; Evert & Kmen, 2003; Hubner & Malinowski, 2002; Hubner & Volberg, 2005; Kimchi & Merhav, 1991; Volberg & Hubner, 2007; Yovel, Yovel & Levy, 2001).
The big sticking point to Bush's dream of a hemispheric free trade zone stretching from Alaska to Argentina is U.
Marshall European Center for Security Studies Garmisch, Germany; established in 1993 Asia-Pacific Center for Security Studies Honolulu, HI; established in 1995 Center for Hemispheric Defense Studies* Washington, D.
The most common sign of right hemispheric dysfunction is a gap between verbal and performance IQs.
The resolution, approved in a meeting of the hemispheric Organization of American States, requests a special mission to help oversee free elections in Haiti and resolves to promote democracy and ease poverty in the region's poorest nation.
In an article in a recent edition of Foreign Policy, the grumpy but influential Huntington perceives a new enemy, one that already walks among us in fifth, sixth, even seventh columns--our Latino hemispheric cohabitants.
The final answer might lie in Montelimar, a burst of sunshine yellow paint that cushions the lightest of iconographic confections--a wedge-shaped form near the top that, to judge from the title, is probably nougat, balanced precipitously on three hemispheric, varicolored curves that suggest scoops of ice cream.

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