Definition of pyromaniac noun from the Oxford Advanced American Dictionary

     

    pyromaniac

     noun
    noun
    NAmE//ˌpaɪroʊˈmeɪniˌæk//
     
     
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  1. 1(technology) a person who suffers from pyromania
  2. 2(informal) (humorous) a person who enjoys making or watching fires
See the Oxford Advanced Learner's Dictionary entry: pyromaniac