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Definition of apparatus:

  1. A collection of organs all of which unite in a common function; as, the respiratory apparatus.
  2. Hence: A full collection or set of implements, or utensils, for a given duty, experimental or operative; any complex instrument or appliance, mechanical or chemical, for a specific action or operation; machinery; mechanism.
  3. of Apparatus
  4. Things provided as means to some end.


paraphernalia, weapon, means, materiel, setup, mechanism, paraphernalia, material, rig, tackle, thing, turnout, machinery, gear, accouterment, frame-up, outfit.

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