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light-emitting diode
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Noun light-emitting diode has 1 sense
  1. light-emitting diode, LED - diode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
    --1 is a kind of diode, semiconductor diode, junction rectifier, crystal rectifier
    --1 is a part of digital display, alphanumeric display
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