Definition of quantum leap in English:

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quantum leap

Pronunciation:

noun

A sudden large increase or advance: there has been a quantum leap in the quality of wines marketed in the UK
More example sentences
  • The integration of many of these discoveries advanced in a quantum leap in the late 1970s.
  • Next month that vision will take a quantum leap forward when the designs to transform the Grand and create a new home for Opera North are submitted as part of a funding bid to the Arts Council.
  • A comprehensive rethink that puts tackling racism at a Cabinet level along with the other measures will be a quantum leap forward.
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