Vacuum tube

noun

Word Frequency: 0.6

Definitions

1.nounAn electrical device containing a heated filament inside an evacuated container (generally a glass tube) and used to produce rectification (a diode vacuum tube), amplification or other functions.

Synonyms

electron tube thermionic valve valve tube thermionic tube thermionic vacuum tube plücker tube triode phototube vacuum fluorescent display photomultiplier tube sutton tube

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