Wankel engine

Etymology
From the name of the inventor, engineer.

Noun

 * 1) A rotary internal combustion engine, without pistons, using instead an epitrochoid-shaped housing.

Translations

 * Catalan: motor Wankel
 * Dutch:
 * Finnish:
 * French:
 * German:
 * Portuguese: motor rotativo
 * Spanish: motor Wankel