Meaning of ROTARY in English

ROTARY

1.

Rotary means turning or able to turn round a fixed point.

...turning linear into ~ motion.

ADJ: ADJ n

2.

Rotary is used in the names of some machines that have parts that turn round a fixed point.

...a ~ engine.

ADJ: ADJ n

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .