Definition of Mach's principle in English:

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Mach's principle


The hypothesis that a body’s inertial mass results from its interaction with the rest of the matter in the universe.
Example sentences
  • According to Mach, the slopping of your drink in the lurching aeroplane is attributable to the influence of all the matter in the Universe-an idea that became known as Mach's principle.
  • Working with his graduate student Carl Brans, Dicke incorporated Mach's principle into an alternate theory of gravity by adding an extra term to Einstein's equations.
  • Sciama was very keen on Mach's principle, the idea that objects owe their inertia to the influence of all the other matter in the universe.

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Line breaks: Mach's prin|ciple

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