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Meaning of respirator

res•pi•ra•tor

Pronunciation: (res'pu-rā"tur), [key]
— n.
  1. a masklike device, usually of gauze, worn over the mouth, or nose and mouth, to prevent the inhalation of noxious substances or the like.
  2. See
  3. an apparatus to produce artificial respiration.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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