cathode-ray tube

1 definition found

cathode-ray tube - WordNet (r) 2.1 (2005) :

  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]