Radiocast is a term that is used to describe a broadcast that is transmitted via radio waves. This term is commonly used in the media industry, and it is often used interchangeably with the terms "broadcast" and "radio show." However, there are several other synonyms for the word radiocast that can be used to describe this type of transmission. Some examples include "airing," "transmission," "broadcasting," "radiating," and "webcasting." These synonyms can be used to provide more variety in language when referring to a radiocast, and they can also be used to emphasize different aspects of the transmission, such as the technology used or the audience reached.