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electrode

Definitions of electrode
  1. noun
    a conductor used to make electrical contact with some part of a circuit
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    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.
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