a binding, as for a notebook or booklet, in which the pages are fastened together by a spiral of wire or plastic that coils through a series of holes punched along one side of each page and the front and back covers.
[ 1940-45 ]
SPIRAL BINDING
Meaning of SPIRAL BINDING in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012