D defs.my
Entry 2 senses Webster, 1913

Resuscitator

· Re·sus·ci·ta·tor · IPA
01 n. One who, or that which, resuscitates.
  1. 1.
    One who, or that which, resuscitates.
  2. 2.
    A device which is used to force oxygen or a mixture of oxygen and other gases into the lungs of patients who are suffering from asphyxiation, to revive the patient and induce resumption of respiration.(Med.)