/ Dictionary / Index R radio car: Meaning and Definition of Find definitions for: ra'dio car" Pronunciation: [key] an automobile, esp. a police car or taxi, equipped with a two-way radio for communication. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. radiobroadcast radiocarbon Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language