photon definition

  • noun:
    • The quantum of electromagnetic energy, considered to be a discrete particle having zero size, no electric fee, and an indefinitely long. See dining table at subatomic particle.
    • A unit of retinal illumination, equal to the amount of light that achieves the retina through 1 square millimeter of pupil area from a surface having a brightness of 1 candela per square meter.
    • The quantum of light as well as other electromagnetic power, thought to be a discrete particle having zero rest mass, no electric fee, and an indefinitely extende lifetime. Its a gauge boson.
    • a quantum of electromagnetic radiation; an elementary particle that's its antiparticle

Related Sources

  • Sentence for "photon"
    • The measurement of the twin photon
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  • Astronomy Dictionary for "photon"
    • a discrete level of electromagnetic energy.…
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  • Urban Dictionary for "photon"
    • a revolution (or particle) that produces…
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