- vacuum tube as a noun:
- 1
vacuum tube
noun
1 vacuum tube
Electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope.
synonyms: electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, tube.
Dutch: elektronenbuis, kathodestraalbuis, lamp, radiobuis, radiolamp, vacuümbuis
Polish: elektronówka
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