pyromaniac Syllabification: (py·ro·ma·ni·ac)Pronunciation: /ˌpīrōˈmānēˌak/Translate pyromaniac | into Italian Definition of pyromaniac noun a person suffering from pyromania:a ten-year-old pyromaniacDerivatives pyromaniacalPronunciation: /-məˈnīəkəl/ adjective pyromaniac in other Oxford dictionaries Definition of pyromaniac in the British & World English dictionary