radiodiffusion noun2 •The act of broadcasting by radio; transmission.The provisions of paragraph (1) concern the exclusive right of the author to authorize the radiodiffusion of his works and the communication to the public of the radiodiffusion of these works. — 1967 •A broadcast.Concomitant with this repression is an idealisation of one’s self, of a social sharing that was realised in the literature of intimacy with the Zone or the radiodiffusions of popular song. — 1995 formsradiodiffusions