Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cathode-ray_tube

1 sense of cathode-ray tube

Sense 1
cathode-ray tube, CRT -- (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)
       => gas-discharge tube -- (a tube in which an electric discharge takes place through a gas)