hemisphere (redirected from hemispheric)

hemisphere /hemi·sphere/ (hem´ĭ-sfēr) half of a spherical or roughly spherical structure or organ.

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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.

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hem·i·sphere (hm-sfîr)

n.

1. A half of a symmetrical spherical structure as divided by a plane of symmetry.

2. Either of the lateral halves of the cerebrum; a cerebral hemisphere.

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hemi·spheric (-sfîrk, -sfr-), hemi·spheri·cal adj.

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Hemisphere

One of the two halves or sides-the left and the right-of the brain.

Mentioned in: Aphasia

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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.

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hemisphere

half of a spherical or roughly spherical structure or organ.

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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.