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Definition of Magnetron
1. Noun. A diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields; used mainly in microwave oscillators.
Generic synonyms: Electron Tube, Thermionic Tube, Thermionic Vacuum Tube, Thermionic Valve, Tube, Vacuum Tube
Definition of Magnetron
1. [n -S]