Definition of quantum jump in English:

quantum jump

Syllabification: quan·tum jump

noun

  • 1 Physics An abrupt transition of an electron, atom, or molecule from one quantum state to another, with the absorption or emission of a quantum.
    More example sentences
    • For example, Bohr's atomic theory includes terms like quantum numbers, quantum jump, steady state, and explains spectra described with the help of wavelength.
    • Since Christian faith affirms the rationality of the Creator, I think that Aquinas would have rejected the unintelligibility of Copenhagen's interpretation of the electron's quantum jump.
    • A more illustrative example of the origin of that common usage from the history of physics might be the use of the concept of a quantum jump in the Bohr model of the atom.
  • 2 (also quantum leap) A huge, often sudden, increase or change in something: the quantum jump in Jamie’s grades this semester are extremely encouraging
    More example sentences
    • But the results were startling enough, suggesting the potential for a quantum jump in the accuracy and effect of American fire power.
    • After Landsat III and IV came a new generation satellite called the Landsat thematic mapper with improved ground resolution of around 30 m and this was a quantum jump from the earlier one.
    • In just a few years from now, a single device that can easily be carried around in a pocket or a handbag, is likely to provide a quantum jump when it comes to communication and information retrieval.

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Pronunciation: kəːf
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