WordNet (r) 3.0 (2006):

inhalator
    n 1: a breathing device for administering long-term artificial
         respiration [syn: respirator, inhalator]
    2: a dispenser that produces a chemical vapor to be inhaled in
       order to relieve nasal congestion [syn: inhaler,
       inhalator]

Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "inhalator":
   Aqua-Lung, artificial respiration, aspiration, asthmatic wheeze,
   breath, breath of air, breathing, broken wind, cough, exhalation,
   expiration, exsufflation, gasp, gulp, hack, hiccup, inhalation,
   inspiration, insufflation, iron lung, mouth-to-mouth resuscitation,
   oxygen mask, oxygen tent, pant, puff, respiration, resuscitator,
   scuba, sigh, sneeze, sniff, sniffle, snore, snoring, snuff,
   snuffle, sternutation, stertor, suspiration, wheeze, wind