Meaning of GENERATOR in English

noun Date: 1646 one that generates: as, an apparatus in which vapor or gas is formed, a machine by which mechanical energy is changed into electrical energy, a mathematical entity that when subjected to one or more operations yields another mathematical entity or its elements

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.