Thermionic valve

noun

Word Frequency: 0.0

Definitions

1.nounAn electronic device incorporating electrons from a glowing cathode inside an evacuated glass tube, functioning as a switch, amplifier etc. The British English term for a vacuum tube.

Synonyms

vacuum tube electron tube tube thermionic tube thermionic vacuum tube hot cathode krytron cold cathode thermel coolidge tube thermopile thermocirculator

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