Definition of rotate verb from the Oxford Advanced American Dictionary

     

    rotate

     verb
    verb
    NAmE//ˈroʊteɪt//
     
    Verb Forms present simple I / you / we / they rotate
     
    he / she / it rotates
     
    past simple rotated
     
    -ing form rotating
     
     
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  1. 1[intransitive, transitive] to move or turn around a central fixed point; to make something do this Stay well away from the helicopter when its blades start to rotate. rotate about/around something winds rotating around the eye of a hurricane rotate something Rotate the wheel through 180 degrees.
  2. 2 [intransitive, transitive] if a job rotates, or if people rotate a job, they regularly change the job or regularly change who does the job (+ adv./prep.) The presidency rotates among the members. When I joined the company, I rotated around the different departments. rotate something We rotate the night shift so no one has to do it all the time.
 
adjective [only before noun] rotating parts a rotating presidency
See the Oxford Advanced Learner's Dictionary entry: rotate