'Magdeburg hemispheres' definitions:
Definition of 'Magdeburg hemispheres'
From: GCIDE
- Hemisphere \Hem"i*sphere\, n. [L. hemisphaerium, Gr. ?; ? half = ? sphere: cf. F. h['e]misph[`e]re. See Hemi-, and Sphere.]
- 1. A half sphere; one half of a sphere or globe, when divided by a plane passing through its center. [1913 Webster]
- 2. Half of the terrestrial globe, or a projection of the same in a map or picture. [1913 Webster]
- 3. The people who inhabit a hemisphere. [1913 Webster]
- He died . . . mourned by a hemisphere. --J. P. Peters. [1913 Webster]
- Cerebral hemispheres. (Anat.) See Brain.
- Magdeburg hemispheres (Physics), two hemispherical cups forming, when placed together, a cavity from which the air can be withdrawn by an air pump; -- used to illustrate the pressure of the air.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. Hemispheric
Definition of 'Magdeburg hemispheres'
From: GCIDE
- Magdeburg \Mag"de*burg\, n. A city of Saxony. [1913 Webster]
- Magdeburg centuries, Magdeburg hemispheres. See under Century, and Hemisphere. [1913 Webster]