American English

Definition of rotary adjective from the Oxford Advanced American Dictionary

     

    rotary

     adjective
    adjective
    NAmE//ˈroʊt̮əri//
     
    [only before noun]
     
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  1. 1(of a movement) moving in a circle around a central fixed point rotary motion
  2. 2(of a machine or piece of equipment) having parts that move in this way a rotary engine
See the Oxford Advanced Learner's Dictionary entry: rotary