Magdeburg hemisphere
nounPhysics.
one of a pair of hemispherical cups from which air can be evacuated when they are placed together: used to demonstrate the force of air pressure.
Origin of Magdeburg hemisphere
1After Magdeburg, where German statesman and physicist Otto von Guericke (1602–86) constructed a pair of such hemispheres
Words Nearby Magdeburg hemisphere
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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