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thermionic vacuum tube vs pentode

pentode vs thermionic vacuum tube

thermionic vacuum tube and pentode both are nouns.

Word NounAdjectiveVerbAdverb
thermionic vacuum tube Yes No No No
pentode Yes No No No
As nouns, pentode is a hyponym of thermionic vacuum tube; that is, pentode is a word with a more specific, narrower meaning than thermionic vacuum tube:
  • thermionic vacuum tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  • pentode: a thermionic tube having five electrodes
thermionic vacuum tube (noun) pentode (noun)
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope a thermionic tube having five electrodes
Difference between thermionic vacuum tube and pentode

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