Meaning & Definition of word "Quantum"

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    Quantum

    /ˈkwɒn.təm/

    noun:

    • 1. A discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents, often used in the context of quantum mechanics.
      • Example: In quantum physics, particles such as electrons and photons are described as having a quantum of energy.
    • 2. An amount or degree of something.
      • Example: There is a quantum of truth in every rumor.
    • 3. The smallest possible discrete unit of any physical property.
      • Example: The quantum of electromagnetic energy is often referred to as a photon.
    • 4. In finance, a large quantity or unit of a commodity.
      • Example: The trader purchased a quantum of shares in the tech company.

    adjective:

    • 1. Relating to or denoting the smallest discrete amount of a particular physical quantity.
      • Example: Quantum computing relies on quantum bits, or qubits, for its operations.

    Etymology

    From Latin 'quantus' meaning 'how much'.

    Common Phrases and Expressions

    quantum leap:

    An abrupt change or major advancement.

    quantum mechanics:

    The branch of physics that deals with the mathematical description of the dual particle-like and wave-like behavior of energy and matter.

    quantum state:

    The state of a quantum system, which includes information about the quantum numbers associated with it.

    Related Words

    quanta:

    Plural form of quantum, referring to multiple discrete quantities.

    quantization:

    The process of constraining an item to take on discrete values.

    Slang Meanings of quantum

    Meaning: A significant leap or change, often used in tech contexts.

    Example Sentence: The update offered a quantum improvement over the previous version.

    Meaning: Referring to something that is cutting-edge or revolutionary.

    Example Sentence: That design is totally quantum, pushing all the boundaries.