tube#2 (n)
vacuum tube (n)
thermionic vacuum tube (n)
thermionic tube (n)
electron tube (n)
thermionic valve (n)

n04494204

type n
lex_filenum 06
def electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
Outgoing links
Hypernym electronic device
Part holonym circuit, electrical circuit, electric circuit
Hyponym acorn tube; diode, rectifying tube, rectifying valve; electron multiplier; gas-discharge tube; klystron; magnetron; pentode; television-camera tube, television pickup tube; tetrode; triode; X-ray tube
Part meronym anode; cathode; electrode; grid, control grid; plate
Incoming links
Hypernym acorn tube; diode, rectifying tube, rectifying valve; electron multiplier; gas-discharge tube; klystron; magnetron; pentode; television-camera tube, television pickup tube; tetrode; triode; X-ray tube
Part holonym anode; cathode; electrode; grid, control grid; plate
Part meronym circuit, electrical circuit, electric circuit
Hyponym electronic device

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