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Noun: activation  ,ak-ti'vey-shun
  1. Stimulation of activity in an organism or chemical
  2. The activity of causing to have energy and be active
    - energizing, activating, energising [Brit]
  3. Making active and effective (as a bomb)

Derived forms: activations

Type of: activity, beginning, commencement, start, stimulation

Antonym: deactivation, inactivation

Encyclopedia: Activation