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English definition of “rotary”

rotary

adjective     /ˈrəʊ.tər.i/ US  /ˈroʊ.t̬ɚ-/
(of a machine ) having a part that moves around in a circle : a rotary engine Revolving, rotating and spinning
(Definition of rotary adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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