quantum leap

noun
plural quantum leaps

Definition of quantum leap

: an abrupt change, sudden increase, or dramatic advance

Note: Quantum leap is rarely used in scientific contexts, but it originated as a synonym of quantum jump, which describes an abrupt transition (as of an electron, an atom, or a molecule) from one discrete energy state to another.

Examples of quantum leap in a Sentence

Prices have taken a quantum leap upward. The new drug is a quantum leap in the fight against cancer.
Recent Examples on the Web But what came with those two records was a quantum leap. Andy Greene, Rolling Stone, 25 Mar. 2022 The vehicle first aims to make the quantum leap from a low-stakes race on a quarter-mile track in glitzy L.A. to running on the 2.5-mile oval at iconic Daytona International Speedway for the sport’s biggest prize. Edgar Thompson, orlandosentinel.com, 15 Feb. 2022 Florida believes Napier is prepared to make the quantum leap from the Sun Belt to the SEC. Edgar Thompson, orlandosentinel.com, 28 Nov. 2021 These are all especially true after COVID-19 drove a quantum leap in the acceptance of remote work and made this labor market even more competitive. Aman Kidwai, Fortune, 18 Jan. 2022 In 1989, the science of bird tracking took a quantum leap when albatrosses became the first birds to be fixed with satellite tracking telemetry devices. Jim Robbins, Smithsonian Magazine, 4 Jan. 2022 My impression is that in Arab TV there has been a quantum leap in terms of fresh, innovative narratives. Nick Vivarelli, Variety, 4 Dec. 2021 Woods, who limped noticeably, was quick to note such baby steps are nothing compared with the quantum leap needed to play a Tour event. Edgar Thompson, orlandosentinel.com, 6 Jan. 2022 Yet, aside from the clock being turned back in Afghanistan and other instances of backlash, the overall sense is that the Arab film and TV industry is making a quantum leap forward in breaking cultural taboos and achieving greater growth. Nick Vivarelli, Variety, 20 Dec. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quantum leap.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of quantum leap

1956, in the meaning defined above

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Time Traveler for quantum leap

Time Traveler

The first known use of quantum leap was in 1956

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Dictionary Entries Near quantum leap

quantum jump

quantum leap

quantum liquid

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Statistics for quantum leap

Last Updated

5 Apr 2022

Cite this Entry

“Quantum leap.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quantum%20leap. Accessed 21 May. 2022.

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