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English noun: cathode-ray tube

1. cathode-ray tube (artifact) 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


SynonymsCRT


Broader (hypernym)gas-discharge tube


Narrower (hyponym)Crookes tube, kinescope, picture tube, television tube


Part holonymCRT screen, electron gun, screen


Part meronymcathode-ray oscilloscope, computer, computing device, computing machine, CRO, data processor, electronic computer, information processing system, oscilloscope, scope, television, television system









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