say it: REH-spur-ay-tur
respirator is a noun meaning "a breathing device for administering long-term artificial respiration". It carries 2 recorded senses.
a breathing device for administering long-term artificial respiration
a protective mask with a filter; protects the face and lungs against poisonous gases
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for respirator come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.