/ Dictionary / Index R reel-to-reel: Meaning and Definition of Find definitions for: reel-to-reel Pronunciation: (rēl'tu-rēl'), [key] — adj. of or pertaining to an audio sound-equipment system or motion-picture camera or projector through which the tape or film must be threaded onto a take-up reel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. reeler reel-to-reel tape Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language