[1] : WordNet (r) 2.0

thermionic valve
     n : electronic device consisting of a system of electrodes
         arranged in an evacuated glass or metal envelope syn: tube,
          vacuum tube, thermionic vacuum tube, thermionic
         tube, electron tube
see also:
tube vacuum tube thermionic vacuum tube thermionic tube electron tube 

Thermionic >> T Words
Thermionic, definition of term: Thermionic
thermionic_pag1.html

Valve >> V Words
Valve, definition of term: Valve
valve_pag1.html

Thermionic Tube >> T Words
Thermionic Tube, definition of term: Thermionic Tube
thermionic+tube_pag1.html

Tricuspid Valve >> T Words
Tricuspid Valve, definition of term: Tricuspid Valve
tricuspid+valve_pag1.html

Safety Valve >> S Words
Safety Valve, definition of term: Safety Valve
safety+valve_pag1.html

Relief Valve >> R Words
Relief Valve, definition of term: Relief Valve
relief+valve_pag1.html

Bicuspid Valve >> B Words
Bicuspid Valve, definition of term: Bicuspid Valve
bicuspid+valve_pag1.html

Globe Valve >> G Words
Globe Valve, definition of term: Globe Valve
globe+valve_pag1.html

Mitral Valve >> M Words
Mitral Valve, definition of term: Mitral Valve
mitral+valve_pag1.html

Ball Valve >> B Words
Ball Valve, definition of term: Ball Valve
ball+valve_pag1.html

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