hyperventilate

2 definitions found

hyperventilate - Collaborative International Dictionary of English v.0.48 :

  hyperventilate \hyperventilate\ v. i.
     to breathe rapidly and deeply; to breathe excessively; as,
     The mountain climber started to hyperventilate.
     [WordNet 1.5]

hyperventilate - WordNet (r) 2.1 (2005) :

  hyperventilate
      v 1: produce hyperventilation in; "The nurses had to
           hyperventilate the patient"
      2: breathe excessively hard and fast; "The mountain climber
         started to hyperventilate"