grand staff
noun
variants:
or less commonly grand stave
Definition of grand staff
: a pair of five-line staffs connected by a brace that contain the music for a single instrument (such as a piano, xylophone, or harp)
Middle C, located near the center of the keyboard, falls in the center of the grand staff.— Tricia Woods, Easy Soloing for Jazz Keyboard, 2008
also
: a set of three five-line staffs that contain the music for an organ’s manuals and pedals
— called also great staff, great stave
— see staffKeep scrolling for more