American English

Definition of fatal adjective from the Oxford Advanced American Dictionary

     

    fatal

     adjective
    adjective
    NAmE//ˈfeɪt̮l//
     
     
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  1. 1 causing or ending in death a fatal accident/blow/illness a potentially fatal form of cancer If she gets sick again, it could prove fatal. compare mortal
  2. 2 causing disaster or failure a fatal error/mistake Any delay would be fatal. There was a fatal flaw in the plan. It would be fatal to try and stop them now.
NAmE//ˈfeɪt̮l̩i//
 
adverb fatally injured/wounded The plan was fatally flawed from the start.
See the Oxford Advanced Learner's Dictionary entry: fatal