noun
a tube in which an electric discharge takes place through a gas
• Hypernyms: ↑tube, ↑vacuum tube, ↑thermionic vacuum tube, ↑thermionic tube, ↑electron tube, ↑thermionic valve
• Hyponyms: ↑cathode-ray tube, ↑CRT, ↑glow lamp, ↑glow tube
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gas-discharge tube noun
Any tube in which an electric discharge takes place through a gas
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Main Entry: ↑gas
Useful english dictionary. 2012.