respirator

2 definitions found

respirator - Collaborative International Dictionary of English v.0.48 :

  Respirator \Res"pi*ra`tor\ (r?s"p?*r?`t?r), n. [Cf. F.
     respirateur.]
     A divice of gauze or wire, covering the mouth or nose, to
     prevent the inhalation of noxious substances, as dust or
     smoke. Being warmed by the breath, it tempers cold air
     passing through it, and may also be used for the inhalation
     of medicated vapors.
     [1913 Webster]

respirator - WordNet (r) 2.1 (2005) :

  respirator
      n 1: a breathing device for administering long-term artificial
           respiration [syn: respirator, inhalator]
      2: a protective mask with a filter; protects the face and lungs
         against poisonous gases [syn: gasmask, respirator, gas   helmet
         ]