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1 definition found
 for cathode-ray tube
From WordNet (r) 3.0 (2006) :

  cathode-ray tube
      n 1: a vacuum tube in which a hot cathode emits a beam of
           electrons that pass through a high voltage anode and are
           focused or deflected before hitting a phosphorescent screen
           [syn: cathode-ray tube, CRT]

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