Definition of rotary adjective from the Oxford Advanced Learner's Dictionary

     

    rotary

     adjective
    adjective
    BrE BrE//ˈrəʊtəri//
     
    ; NAmE NAmE//ˈroʊtəri//
     
    [only before noun]
     
    jump to other results
  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
  3. Word Origin mid 18th cent.: from medieval Latin rotarius, from rota ‘wheel’.
See the Oxford Advanced American Dictionary entry: rotary