continual continual /kənˈtɪnjuːəl/

adjective

1. () Recurring regularly or frequently in a prolonged and closely spaced series  ( continual )
   recurring regularly or frequently in a prolonged and closely spaced series
    The continual banging of the shutters
   the continual banging of the shutters
   
2. Having no interruptions  ( continual )
   having no interruptions
    Continual' is often used interchangeably with continuous'
   continual' is often used interchangeably with continuous'