generator Syllabification: (gen·er·a·tor)Pronunciation: /ˈjenəˌrātər/Translate generator | into French | into German | into Italian | into Spanish Definition of generator noun a thing that generates something, in particular. a dynamo or similar machine for converting mechanical energy into electricity. an apparatus for producing gas, steam, or another product. [with modifier] Computing a routine that constructs other routines or subroutines using given parameters, for specific applications:a report generator Mathematics a point, line, or surface regarded as moving and so notionally forming a line, surface, or solid. Remember that generator ends with -or.generator in other Oxford dictionaries Definition of generator in the British & World English dictionary