quantum jump
- noun
- /ˈkwɒntəm dʒʌmp/
- The new software represented a quantum jump in data processing efficiency.
What was what was the track, the record that you heard that literally was the biggest quantum jump for you?
- What was what was the track, the record that you heard that literally was the biggest quantum jump for you?
Examples
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There has been a quantum jump in mobile phone technology over the past decade.
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Her recent work marks a quantum jump in our understanding of climate change.
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Wow! That was a quantum jump in your skills!
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The new technology represents a significant quantum jump in efficiency.
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The new software represented a quantum jump in data processing efficiency.
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There has been a quantum jump in mobile phone technology over the past decade.
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Her recent work marks a quantum jump in our understanding of climate change.
Synonyms
A sudden important discovery or advance that solves a big problem
A sudden big change or increase
A sudden big change that makes something much better
Antonyms
A slow change when something like a building or a person's health becomes worse
How Significant
Surface Forms
Morphology
The word 'jump' clearly conveys a rapid increase, and 'quantum' (a discrete amount) suggests a distinct change, so a learner who knows both words could infer some kind of sudden or discrete change. However, the conventional idiomatic sense of a large or significant advance is a metaphorical extension from physics and not directly predictable from 'quantum' as given, so the meaning is only partially transparent to a B1 learner.
Etymology
Quantum jump is also used to mean a big, sudden improvement. People borrowed the picture of an electron's abrupt move, so quantum and jump together became a way to say 'a sudden, large improvement'.