Synset:electron tube thermionic tube thermionic vacuum tube thermionic valve tube
Part Holonyms:circuit electric circuit electrical circuit
Hypernyms:electronic device
Inherited Hypernyms:tubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity
Direct Hyponyms:X-ray tubeacorn tubediodeelectron multipliergas-discharge tubeklystronmagnetronpentoderectifying tuberectifying valvetelevision-camera tubetelevision pickup tubetetrodetriode
Part Meronyms:anode cathode electrode control grid grid plate
Full Hyponyms:
acorn tubecathode-ray tubecolor tubecrookes tubediodeelectron multipliergas-discharge tubeglow lampglow tubeiconoscopekinescopeklystronmagnetronorthiconpentodetelevision-camera tubetetrodetricolor television tubetriodex-ray tube