Definitions for vacuum tube
ADVERTISEMENT
Random House Webster's College Dictionary
vac′uum tube`(n.)
an electron tube from which almost all air or gas has been evacuated.
Category: Electronics
Princeton's WordNet
tube, vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve(noun)
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
Wiktionary
vacuum tube(Noun)
An 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.
Citation
Use the citation below to add this definition to your bibliography:
"vacuum tube." Definitions.net. STANDS4 LLC, 2013. Web. 24 May 2013. <http://www.definitions.net/definition/vacuum tube>.