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Rarethermionic valve
The correct spelling is thermionic valve.
How to pronounce thermionic valve
noun
Say it like: The-rmio-nic- va-lve
The correct spelling is thermionic valve. An 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…
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Definition
noun
- 1.An 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.
Similar words
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