triode
/ˈtɹaɪ.oʊd/
UK: /ˈtɹaɪ.əʊd/
TɹAꞮ · oʊd (2 syllables)
English
Noun
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Definition
A thermionic valve containing an anode, a cathode, and a control grid; small changes to the charge on the grid control the flow from cathode to anode, which makes amplification possible.
Etymology
From tri- + -ode.
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