Cathode
English Meaning
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.
- A negatively charged electrode, as of an electrolytic cell, a storage battery, or an electron tube.
- The positively charged terminal of a primary cell or a storage battery that is supplying current.