active

Definitions

General English

  • adjective involved in an activity or activities, especially in an energetic way
  • noun the form of a verb which shows that the subject is doing something

General Science

Accounting

  • adjective involving many transactions or activities

Aviation

  • adjective live, in action or use

Computing

  • adjective busy, working, or being used

Electronics

  • ready for use, as in an available communications channel.
  • Currently functioning, as in a satellite transmitting a signal.
  • energized, as in a circuit that is powered at the moment.
  • Requiring external power to operate, as in a transistor functioning.
  • A component or device which operates on an applied electrical signal, as in amplifying, rectifying, or switching.

Medical

  • adjective having an effect on a patient

Military

  • adjective working or ready to work
  • adjective relating to night-viewing devices which require an external source of infrared (IR) light in order to operate.
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