Definition of magnetron
: a vacuum tube in which the flow of electrons is controlled by an applied magnetic field to generate power at microwave frequencies
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Understandably curious just what the heck had happened, Spencer ran another test with the magnetron.
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Spencer earned several patents while working on more efficient and effective ways to mass-produce radar magnetrons.
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So Percy Spencer, an engineer at Raytheon, was tasked with ramping up magnetron production.
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During World War II, the American military couldn’t get enough magnetrons to satisfy their radar needs.
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The air from the magnetron cooling will then be re-directed to the exterior.
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Blame it on the magnetron, the cooking element of every microwave oven.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnetron.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of magnetron
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Learn More about magnetron
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Britannica.com: Encyclopedia article about magnetron
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