Respirator as a noun is a device designed to allow breathing when it would otherwise be hindered, as by a medical condition or the presence of poisonous vapors. while Ventilator as a noun is a device that circulates fresh air and expels stale or noxious air
Part of speech: noun
Definition: A device designed to allow breathing when it would otherwise be hindered, as by a medical condition or the presence of poisonous vapors.
Part of speech: noun
Definition: A device that circulates fresh air and expels stale or noxious airA respirator
We hope you now know whether to use Respirator or Ventilator in your sentence.