1. (used with a singular verb) the science dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors.
  2. (used with a plural verb) electronic devices, circuits, or systems developed through electronics: Can you get through the day without using your phone or other electronics?


  1. (functioning as singular) the science and technology concerned with the development, behaviour, and applications of electronic devices and circuits
  2. (functioning as plural) the circuits and devices of a piece of electronic equipmentthe electronics of a television set

1910, from electronic; cf. also -ics. The science of how electrons behave in vacuums, gas, semi-conductors, etc.

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