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Meaning of CATHODE

Pronunciation:  'kathowd

WordNet Dictionary
  1. [n]  a negatively charged electrode that is the source of electrons in an electrical device
  2. [n]  the positively charged terminal of a voltaic cell or storage battery that supplies current

CATHODE is a 7 letter word that starts with C.


 Antonyms: anode
 See Also: accumulator, depot, electrode, electrolytic cell, electron tube, galvanic cell, photocathode, primary cell, storage battery, terminal, terminus, thermionic tube, thermionic vacuum tube, thermionic valve, tube, vacuum tube, voltaic cell



Webster's 1913 Dictionary
\Cath"ode\, n. [Gr. ? descent; ? down + ? way.]
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.

{Cathode ray} (Phys.), a kind of ray generated at the cathode
   in a vacuum tube, by the electrical discharge

Biology Dictionary
  1. The electrode in an electrochemical cell toward which cations are drawn and where reduction occurs.
  2. The negatively charged electrode in a vacuum tube.