/ Dictionary / Index R radiolabel: Meaning and Definition of Find definitions for: ra•di•o•la•bel Pronunciation: (rā"dē-ō-lā'bul), [key] — -beled, -bel•ing -belled, -bel•ling. label (def. 12). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. radio knife radioland Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language