Half of the brain, the right or left.

(14 Jan 2009)

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1. A half sphere; one half of a sphere or globe, when divided by a plane passing through its center.

2. Half of the terrestrial globe, or a projection of the same in a map or picture.

3. The people who inhabit a hemisphere. "He died . . . Mourned by a hemisphere." (J. P. Peters)ten Cerebral hemispheres.

<anatomy> See Brain.

<physics> Magdeburg hemispheres, two hemispherical cups forming, when placed together, a cavity from which the air can be withdrawn by an air pump; used to illustrate the pressure of the air. So called because invented by Otto von Guericke at Magdeburg.

Origin: L. Hemisphaerium, Gr.; half = sphere: cf. F. Hemisphere. See Hemi-, and Sphere.

(01 Mar 1998)

hemisensory, hemiseptum, hemispasm, hemisphere < Prev | Next > hemispherectomy, hemisphere of bulb of penis

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