/ Dictionary / Index S spiral binding: Meaning and Definition of Find definitions for: spi'ral bind'ing Pronunciation: [key] 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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spiral bevel gear spiral-bound Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language