cathode cap

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• cathodique — [ katɔdik ] adj. • 1897; de cathode 1 ♦ Phys. De la cathode, émis par la cathode. Rayons cathodiques : faisceau d électrons émis par la cathode d un tube contenant un gaz raréfié. Oscilloscope à rayons cathodiques. Cour. Tube cathodique,… …   Encyclopédie Universelle

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