Search Result for "defibrillation": 
Wordnet 3.0

NOUN (1)

1. treatment by stopping fibrillation of heart muscles (usually by electric shock delivered by a defibrillator); 



WordNet (r) 3.0 (2006):

defibrillation
    n 1: treatment by stopping fibrillation of heart muscles
         (usually by electric shock delivered by a defibrillator)