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thermionic valve vs acorn tube

acorn tube vs thermionic valve

thermionic valve and acorn tube both are nouns.

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

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