regent regent /ˈriːdʒənt/

adjective

1. Acting or functioning as a regent or ruler  ( regent )
   acting or functioning as a regent or ruler
    Prince-regent
   prince-regent
   

noun

1. Someone who rules during the absence, incapacity or minority of the country's monarch  ( regent )
   someone who rules during the absence, incapacity or minority of the country's monarch
   
2. [ N. American] Members of a governing board  ( regent [ N. American] , trustee )
   members of a governing board