Found 2 items, similar to magnetron.
English → English (WordNet) Definition: magnetron magnetron n : 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
English → English (gcide) Definition: magnetron magnetron \mag"ne*tron\, n. 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. [WordNet 1.5]