What is another word for rotary engine?
Pronunciation: [ɹˈə͡ʊtəɹi ˈɛnd͡ʒɪn] (IPA) 
A rotary engine is a type of combustion engine that converts fuel into energy using a spinning rotor instead of the traditional piston-cylinder arrangement. The term "rotary engine" is often used interchangeably with "Wankel engine" after its inventor, Felix Wankel. However, there are other terms used to describe this type of engine including "spinny engine," "rotational engine," and "circular engine." Additionally, it is sometimes referred to as a "pistonless rotary engine," a "flexible heterodox engine," or a "crankless internal combustion engine." Regardless of the terminology used, the rotary engine offers a unique alternative to traditional engines and continues to be used in various applications today.
