What does quantum leap mean?

Definitions for quantum leap
quan·tum leap

This dictionary definitions page includes all the possible meanings, example usage and translations of the word quantum leap.

Princeton's WordNet

  1. quantum leap, quantum jumpnoun

    a sudden large increase or advance

    "this may not insure success but it will represent a quantum leap from last summer"


  1. quantum leapnoun

    The discontinuous change of the state of an electron in an atom or molecule from one energy level to another.

  2. quantum leapnoun

    (metaphorical) An abrupt change.


  1. Quantum Leap

    Quantum Leap is an American science fiction television series, created by Donald P. Bellisario, that premiered on NBC and aired for five seasons, from March 26, 1989, to May 5, 1993. The series stars Scott Bakula as Dr. Sam Beckett, a physicist who involuntarily leaps through spacetime during experiments in time travel, by temporarily taking the place of other people to correct what he consistently discovers were historical mistakes. Dean Stockwell co-stars as Admiral Al Calavicci, Sam's womanizing, cigar-smoking companion and best friend, who appears to him as a hologram and researches and shapes his opinions of the past. The series features a mix of humor, drama, romance, social commentary, and science fiction. It was ranked number 19 on TV Guide's "Top Cult Shows Ever" in 2007.A revival series was ordered by NBC, which premiered on September 19, 2022.


  1. quantum leap

    A quantum leap, in general, refers to a sudden or significant change, improvement, or progress in any sphere of life. It originates from quantum physics where it denotes the sudden jump of an electron from one energy level to another in an atom.

Matched Categories

How to pronounce quantum leap?

How to say quantum leap in sign language?


  1. Chaldean Numerology

    The numerical value of quantum leap in Chaldean Numerology is: 8

  2. Pythagorean Numerology

    The numerical value of quantum leap in Pythagorean Numerology is: 6

Examples of quantum leap in a Sentence

  1. Janine Barchas:

    The next leap in logic : Do they evidence cataracts ? I'm not a medical expert, but my medical experts who I consulted don't necessarily draw that conclusion, and are cataracts caused by arsenic, well, that's another quantum leap in itself.

  2. Narendra Modi:

    We are planning to take a quantum leap.

  3. Yehuda Zaks:

    I think it'll be easier for us to live normally. It's been very difficult when we can't even build a house for our children to live near us, but I'm not expecting a quantum leap from one end to the other.

  4. Bob Raymer:

    California is about to take a quantum leap in energy standards, no other state in the nation mandates solar, and we are about to take that leap.

  5. Yehuda Zaks:

    But I'm not expecting a quantum leap from one end to the other, i think we'll just be able to get back to normality. That's what I hope to get from this era.

Translations for quantum leap

From our Multilingual Translation Dictionary

Get even more translations for quantum leap »


Find a translation for the quantum leap definition in other languages:

Select another language:

  • - Select -
  • 简体中文 (Chinese - Simplified)
  • 繁體中文 (Chinese - Traditional)
  • Español (Spanish)
  • Esperanto (Esperanto)
  • 日本語 (Japanese)
  • Português (Portuguese)
  • Deutsch (German)
  • العربية (Arabic)
  • Français (French)
  • Русский (Russian)
  • ಕನ್ನಡ (Kannada)
  • 한국어 (Korean)
  • עברית (Hebrew)
  • Gaeilge (Irish)
  • Українська (Ukrainian)
  • اردو (Urdu)
  • Magyar (Hungarian)
  • मानक हिन्दी (Hindi)
  • Indonesia (Indonesian)
  • Italiano (Italian)
  • தமிழ் (Tamil)
  • Türkçe (Turkish)
  • తెలుగు (Telugu)
  • ภาษาไทย (Thai)
  • Tiếng Việt (Vietnamese)
  • Čeština (Czech)
  • Polski (Polish)
  • Bahasa Indonesia (Indonesian)
  • Românește (Romanian)
  • Nederlands (Dutch)
  • Ελληνικά (Greek)
  • Latinum (Latin)
  • Svenska (Swedish)
  • Dansk (Danish)
  • Suomi (Finnish)
  • فارسی (Persian)
  • ייִדיש (Yiddish)
  • հայերեն (Armenian)
  • Norsk (Norwegian)
  • English (English)

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:


Use the citation below to add this definition to your bibliography:


"quantum leap." Definitions.net. STANDS4 LLC, 2023. Web. 2 Dec. 2023. <https://www.definitions.net/definition/quantum+leap>.

Discuss these quantum leap definitions with the community:


    Are we missing a good definition for quantum leap? Don't keep it to yourself...

    Image or illustration of

    quantum leap

    Credit »

    Free, no signup required:

    Add to Chrome

    Get instant definitions for any word that hits you anywhere on the web!

    Free, no signup required:

    Add to Firefox

    Get instant definitions for any word that hits you anywhere on the web!

    Browse Definitions.net


    Are you a words master?

    marked by sudden changes in subject and sharp transitions
    • A. hatched
    • B. abrupt
    • C. occasional
    • D. tight

    Nearby & related entries:

    Alternative searches for quantum leap: