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zero-point energy

[ zeer-oh-point ]

noun

Physics.
  1. energy in a substance at the temperature of absolute zero.


zero-point energy

  1. The irreducible minimum energy possessed by a physical system, as of a substance at a temperature of absolute zero. The zero point energy of a vacuum is not zero due to vacuum fluctuations .
  2. See Note at absolute zero
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Word History and Origins

Origin of zero-point energy1

First recorded in 1930–35
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Example Sentences

Examples have not been reviewed.

The higher energy state of the zero-point energy makes it inherently unstable, and very quickly—in less than a millionth of a millionth of a millionth of a millionth of a second—the false vacuum would collapse, reverting to the true vacuum, with its everyday zero-point energy that we observe in our universe.

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According to this theory of inflation, it is the nonzero zero-point energy that created the stars and galaxies.

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A zero in quantum mechanics means that the entire universe—including the vacuum—is filled with an infinite amount of energy: the zero-point energy.

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Interpreted strictly, the zero-point energy is limitless.

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Even if the zeros at the center of black holes don’t provide an easy way to travel through space, the zero of quantum mechanics provides an alternative: the zero-point energy might be the ultimate fuel.

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