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  1. Quantum - Wikipedia

    In physics, a quantum (pl.: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction. The fundamental notion that a property can be "quantized" …

  2. QUANTUM Definition & Meaning - Merriam-Webster

    The meaning of QUANTUM is quantity, amount. How to use quantum in a sentence.

  3. Quantum | Definition & Facts | Britannica

    Oct 8, 2025 · Quantum, in physics, discrete natural unit, or packet, of energy, charge, angular momentum, or other physical property. Light, for example, appearing in some respects as a …

  4. QUANTUM | English meaning - Cambridge Dictionary

    QUANTUM definition: 1. the smallest amount or unit of something, especially energy: 2. the smallest amount or unit of…. Learn more.

  5. What is Quantum Physics? A Beginner’s Guide

    Apr 28, 2025 · For the beginner, quantum physics may seem like stepping into a dream where the rules are upside down. But as with any great journey, the more you explore, the more you …

  6. QUANTUM Definition & Meaning | Dictionary.com

    A discrete, indivisible manifestation of a physical property, such as a force or angular momentum. Some quanta take the form of elementary particles; for example, the quantum of …

  7. Quantum - definition of quantum by The Free Dictionary

    Define quantum. quantum synonyms, quantum pronunciation, quantum translation, English dictionary definition of quantum. n. pl. quan·ta 1. Physics a. The smallest amount of a physical …

  8. QUANTUM definition and meaning | Collins English Dictionary

    In physics, quantum theory and quantum mechanics are concerned with the behaviour of atomic particles. Both quantum mechanics and chaos theory suggest a world constantly in flux.

  9. What is quantum in physics and computing?|Definition from ...

    Feb 27, 2025 · Quantum technology uses the nature of subatomic particles to perform calculations instead of electrical signals like classical computing. Quantum computers use …

  10. quantum, n. & adj. meanings, etymology and more | Oxford ...

    quantum, n. & adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary