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Meaning of apparatus

ap•pa•rat•us

Pronunciation: (ap"u-rat'us, -rā'tus), [key]
— pl. -tus, -tus•es.
  1. a group or combination of instruments, machinery, tools, materials, etc., having a particular function or intended for a specific use: Our town has excellent fire-fighting apparatus.
  2. any complex instrument or mechanism for a particular purpose.
  3. any system or systematic organization of activities, functions, processes, etc., directed toward a specific goal: the apparatus of government; espionage apparatus.
  4. a group of structurally different organs working together in the performance of a particular function: the digestive apparatus.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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