WordNet (r) 3.0 (2006):

air embolism
    n 1: obstruction of the circulatory system caused by an air
         bubble as, e.g., accidentally during surgery or hypodermic
         injection or as a complication from scuba diving [syn: air
         embolism, aeroembolism, gas embolism]
    2: pain resulting from rapid change in pressure [syn:
       decompression sickness, aeroembolism, air embolism,
       gas embolism, caisson disease, bends]