carbonize Syllabification: (car·bon·ize)Pronunciation: /ˈkärbəˌnīz/Definition of carbonize verb [with object] convert into carbon, typically by heating or burning, or during fossilization:the steak was carbonized on the outside (usually as adjective carbonized) coat with carbon. Derivatives carbonizationPronunciation: /ˌkärbənəˈzāSHən/ noun carbonize in other Oxford dictionaries Definition of carbonize in the British & World English dictionary