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    Electron

    /ɪˈlɛktrɒn/

    Meaning & Definition

    noun
    A stable subatomic particle with a charge of negative electricity, found in all atoms and acting as a primary carrier of electricity in solids.
    The behavior of an electron in an atom determines the atom's chemical properties.
    The quantum of electricity; the unit of electric charge.
    One coulomb of electric charge is equivalent to approximately 6.242 x 10^18 electrons.
    A fundamental constituent of matter, crucial to the structure of atoms.
    Electrons orbit the nucleus of an atom and are integral to the formation of chemical bonds.

    Etymology

    Derived from the Greek word 'ēlektron', meaning amber.

    Common Phrases and Expressions

    electron configuration
    The arrangement of electrons in an atom's orbitals.
    free electron
    An electron that is not bound to an atom and can move freely.

    Related Words

    proton
    A positively charged particle located in the nucleus of an atom.
    neutron
    A neutral particle found in the nucleus of an atom.

    Slang Meanings

    Negatively charged dude
    That electron is one negatively charged dude!
    Energizer
    He's the energizer, always moving like an electron.