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Meaning of Cavendish experiment

Cav'endish exper"iment

Pronunciation: [key]
— Physics. Physics.
  1. the experiment, conducted by Henry Cavendish, that determined the constant of gravitation by using a torsion balance and measuring the torsion produced by two masses placed at given distances from the masses on the balance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.