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Medical Dictionary

respirator

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noun res·pi·ra·tor \ˈres-pə-ˌrāt-ər\

Medical Definition of respirator

  1. 1:  a device (as a gas mask) worn over the mouth and nose to protect the respiratory system by filtering out dangerous substances (as dust or fumes) from inhaled air

  2. 2:  a device for maintaining artificial respiration <a mechanical respirator>—called also ventilator




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