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a quantum leap

Meaning: A quantum leap is a major step in the development of something, or in the improvement of something.

For example:

  • The discovery of penicillin was a quantum leap in the treatment of bacterial infections.

  • The election of an African-American president amounted to a quantum leap forward for racial equality.

Quick Quiz:

Which of the following could be called a quantum leap in the development of technology?
  1. the invention of the padded bra
  2. the discovery of alcohol-free beer
  3. the creation of the first computer

Discuss: a quantum leap

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