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2 definitions found
 for light-emitting diode
From WordNet (r) 3.0 (2006) :

  light-emitting diode
      n 1: diode such that light emitted at a p-n junction is
           proportional to the bias current; color depends on the
           material used [syn: light-emitting diode, LED]

From The Free On-line Dictionary of Computing (30 December 2018) :

  light-emitting diode
      (LED) a type of diode that emits light when
     current passes through it.  Depending on the material used the
     colour can be visible or infrared.  LEDs have many uses,
     visible LEDs are used as indicator lights on all sorts of
     electronic devices and in moving-message panels, while
     infrared LEDs are the heart of remote control devices.
     See also smoke-emitting diode.

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