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magnetron

mag·net·ron

UK/ˈmæɡ.nətˌtɹɒn/ US/-.nɪtˌ-/ uncommon

noun

1.

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

Origin

From magnet + -tron.

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.