diode

/ˈdaɪoʊd/
IPA guide

Other forms: diodes

Definitions of diode
  1. noun
    a thermionic tube having two electrodes; used as a rectifier
    synonyms: rectifying tube, rectifying valve
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    type of:
    electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, tube, vacuum tube
    electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  2. noun
    a semiconductor that consists of a p-n junction
    synonyms: crystal rectifier, junction rectifier, semiconductor diode
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    types:
    LED, light-emitting diode
    diode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
    OLED, organic light-emitting diode
    a self-luminous diode (it glows when an electrical field is applied to the electrodes) that does not require backlighting or diffusers
    type of:
    semiconductor, semiconductor device, semiconductor unit
    a conductor made with semiconducting material
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