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- Dictionaryquantum leap/ˌkwɒntəm ˈliːp/
noun
- 1. a huge, often sudden, increase or advance in something: "there has been a quantum leap in the quality of wines marketed in the UK"
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The meaning of QUANTUM LEAP is an abrupt change, sudden increase, or dramatic advance. How to use quantum leap in a sentence.
QUANTUM LEAP definition: 1. a great improvement or important development in something: 2. a great improvement or important…. Learn more.
a great improvement or important development in something: The appointment of a female director is a quantum leap for women's equality. SMART Vocabulary: related words and phrases. Success and achievements. a feather in your cap idiom. accomplishment. achievement test. ascension. ascent. belt. boom. feat. fruition.
Quantum leap definition: a sudden highly significant advance; breakthrough. See examples of QUANTUM LEAP used in a sentence.
A quantum leap is a huge increase or a big move forward. You might describe the dramatic improvement in your math grade as a quantum leap. An advance or sudden change is a quantum leap.
/ˌkwɒntəm ˈliːp/ /ˌkwɑːntəm ˈliːp/ (also less frequent quantum jump) a sudden, great and important change, improvement or development. This discovery marks a quantum leap forward in the fight against cancer. There has been a quantum leap in profits since 2015. Take your English to the next level.
Definition of 'quantum leap' Word Frequency. quantum leap in British English. or quantum jump. noun. a sudden highly significant advance; breakthrough. Collins English Dictionary. Copyright © HarperCollins Publishers. Word origin. C20: from its use in physics meaning the sudden jump of an electron, atom, etc, from one energy level to another.