cathode

katodi puhekieltä An electrode, of a cell or other electrically polarized device, through which a positive current of electricity flows outwards (and thus, electrons flow inwards). It usually, but not always, has a positive voltage.
puhekieltä The electrode at which chemical reduction of cations takes place, usually resulting in the deposition of metal onto the electrode.
puhekieltä The electrode from which electrons are emitted into a w:vacuum tube|vacuum tube or w:gas-filled tube|gas-filled tube.
puhekieltä That electrode of a semiconductor device which is connected to the n-type material of a p-n junction.
English cathode