adjustable adjustable /əˈdʒʌstəbəl/

adjective

1. Capable of being regulated  ( adjustable )
   capable of being regulated
    Adjustable interest rates
   adjustable interest rates
   
2. Capable of being changed so as to match or fit  ( adjustable )
   capable of being changed so as to match or fit
    Adjustable seat belts
   adjustable seat belts