/ Dictionary / Index R radiobroadcast: Meaning and Definition of Find definitions for: ra•di•o•broad•cast Pronunciation: (n.r?'d?-?-brd"kast, -kstv.r?"d?-?-brd'kast", -kst"), [key] ? n., v., -cast -cast•ed, -cast•ing. ?n. a broadcast by radio. ?v.t., v.i. to broadcast by radio. Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease. radiobiology radio car Related Content Daily Word Quiz: abscond Analogy of the Day: Today?s Analogy Spelling Bee: Today?s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language