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vacuum tube vs gas-discharge tube

gas-discharge tube vs vacuum tube

vacuum tube and gas-discharge tube both are nouns.

Word NounAdjectiveVerbAdverb
vacuum tube Yes No No No
gas-discharge tube Yes No No No
As nouns, gas-discharge tube is a hyponym of vacuum tube; that is, gas-discharge tube is a word with a more specific, narrower meaning than vacuum tube:
  • vacuum tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  • gas-discharge tube: a tube in which an electric discharge takes place through a gas
vacuum tube (noun) gas-discharge tube (noun)
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope a tube in which an electric discharge takes place through a gas
Difference between vacuum tube and gas-discharge tube

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