• Naphthalene

    Origin

    From naphtha + -ene.

    Full definition of naphthalene

    Noun

    naphthalene

    (usually uncountable; plural naphthalenes)
    1. A white crystalline hydrocarbon manufactured from coal tar; used in mothballs.
    2. (organic compound) An aromatic bicyclic hydrocarbon, C10H8
    an acene containing two fused benzene rings.
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