cathode Meaning, Definition & Usage
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noun a negatively charged electrode that is the source of electrons entering an electrical device
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noun the positively charged terminal of a voltaic cell or storage battery that supplies current
WordNet
Cath"ode noun
Etymology
Gr. descent; down + way.Definitions
(Physics) The part of a voltaic battery by which the electric current leaves substances through which it passes, or the surface at which the electric current passes out of the electrolyte; the negative pole; -- opposed to anode. Faraday.
