electrode

Other forms: electrodes

Definitions of electrode

1. noun

   a conductor used to make electrical contact with some part of a circuit
   types:

   anode

   a positively charged electrode by which electrons leave an electrical device

   base

   (electronics) the part of a transistor that separates the emitter from the collector

   cathode

   a negatively charged electrode that is the source of electrons entering an electrical device

   collector

   the electrode in a transistor through which a primary flow of carriers leaves the region between the electrodes

   electron gun

   the electrode that is the source of electrons in a cathode-ray tube or electron microscope; consists of a cathode that emits a stream of electrons and the electrostatic or electromagnetic apparatus that focuses it

   emitter

   the electrode in a transistor where electrons originate

   control grid, grid

   an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube

   cold cathode

   a cathode that is a source of electrons without being heated

   photocathode

   a cathode that emits electrons when illuminated

   plate

   the positively charged electrode in a vacuum tube

   type of:

   conductor

   a device designed to transmit electricity, heat, etc.