accessory

Definitions

General English

Aviation

Computing

Electronics

  • A device which is not essential for the proper operation of another, but that adds functionality to it.
  • A device that adds functionality to a computer. Usually synonymous with peripheral (1).

Law

  • noun a person who helps or advises someone who commits a crime

Medical

  • noun something which helps something else to happen or operate, but may not be very important in itself
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