quantum

noun
UK: /ˈkwɒntəm/
US: /ˈkwɑːntəm/

  1. The smallest amount of energy that something can have.

    1. A quantum of energy is released during the reaction. [ ] [ ]
    2. The scientist studied the quantum mechanics of the subatomic particles. [ ] [ ]

  2. A specific amount or unit.

    1. He needed a quantum of courage to speak up. [ ] [ ]
    2. The project requires a significant quantum of investment to succeed. [ ] [ ]

Synonyms

increment amount portion degree bit
quantum adjective

  1. Relating to quantum mechanics, which deals with the behavior of very small particles of matter.

    1. Quantum physics studies atoms and their parts. [ ] [ ]
    2. Quantum computing may revolutionize data processing capabilities. [ ] [ ]

  2. Involving sudden and significant changes.

    1. There was a quantum leap in technology. [ ] [ ]
    2. The company achieved a quantum improvement in its production efficiency. [ ] [ ]

Frequently Asked Questions

The word "quantum" in English means: The smallest amount of energy that something can have., A specific amount or unit..

The phonetic transcription of "quantum" is /ˈkwɒntəm/ in British English and /ˈkwɑːntəm/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "quantum": increment, amount, portion, degree, bit.

Example usage of "quantum": "A quantum of energy is released during the reaction.". More examples on the page.