rotate
    /ˈroʊˌteɪt/ /Brit rəʊˈteɪt/
    
 
    
    verb
    
    -tates; -tated; -tating
    
    to move or turn in a circle [no obj]
    
    
    
    
    
    
    
    
    
    
    
    
    
    to regularly change the person who does a particular job so that all the members of a group do it at different times [+ obj]
    
    
    
    
    
    
    
    to regularly change the place or position of things or people so that each takes the place of another [+ obj]
    
    
    
    
    
    
    
    [+ obj] :to regularly change (crops grown on one piece of land) to make sure the soil stays healthy