noun
rotary engine
Refers specifically to the Wankel-type rotary engine used in some Mazda vehicles and other applications.
マツダはロータリーエンジンの開発で知られている。
Mazda is known for developing the rotary engine.
Variant with a middle dot, sometimes used for clarity.
A reciprocating piston engine, the conventional alternative to a rotary engine.
From English 'rotary engine'.