respirator

Noun
Synonyms: inhalatorgasmaskgas helmet

WordNet 3.0

Noun (2)

  1. a breathing device for administering long-term artificial respirationSynonyms: inhalator
  2. a protective mask with a filter; protects the face and lungs against poisonous gasesSynonyms: gasmaskgas helmet
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Webster's Dictionary (GCIDE)

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]

The Devil's Dictionary

RESPIRATOR, n. An apparatus fitted over the nose and mouth of an inhabitant of London, whereby to filter the visible universe in its passage to the lungs.
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