Magdeburg hemisphere


noun Physics.

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.

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Origin of Magdeburg hemisphere

after 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. 2020