magdeburg hemisphere — noun Usage: usually capitalized M : either of a pair of hemispherical cups forming when placed together a cavity from which the air can be withdrawn by an air pump and used to illustrate the pressure of air * * * Physics. one of a pair of… … Useful english dictionary
hémisphère — [ emisfɛr ] n. m. • 1611; hemispere 1544; lat. hemispherium, mot gr.→ sphère 1 ♦ Chacune des deux moitiés d une sphère limitée par un des plans passant par le centre. ⇒ calotte (sphérique). Voûte en hémisphère. ⇒ coupole. 2 ♦ Géogr. Moitié du… … Encyclopédie Universelle
Magdeburg hemispheres — 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.… … The Collaborative International Dictionary of English
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… … The Collaborative International Dictionary of English
Magdeburg — Mag de*burg, n. A city of Saxony. [1913 Webster] {Magdeburg centuries}, {Magdeburg hemispheres}. See under {Century}, and {Hemisphere}. [1913 Webster] … The Collaborative International Dictionary of English
Magdeburg centuries — Magdeburg Mag de*burg, n. A city of Saxony. [1913 Webster] {Magdeburg centuries}, {Magdeburg hemispheres}. See under {Century}, and {Hemisphere}. [1913 Webster] … The Collaborative International Dictionary of English
Magdeburg hemispheres — Magdeburg Mag de*burg, n. A city of Saxony. [1913 Webster] {Magdeburg centuries}, {Magdeburg hemispheres}. See under {Century}, and {Hemisphere}. [1913 Webster] … The Collaborative International Dictionary of English
Magdeburg centuries — Magdeburg centuries, hemispheres see century 8, hemisphere 1 b … Useful english dictionary
Magdeburg hemispheres — Gaspar Schott s sketch of Otto von Guericke s Magdeburg hemispheres experiment. The Magdeburg hemispheres are a pair of large copper hemispheres with mating rims. When the rims were sealed with grease and the air was pumped out, the sphere… … Wikipedia
Otto von Guericke — Otto von Guericke, engraving by Anselmus von Hulle, (1601 1674) Born … Wikipedia