Radio-casts are popular audio broadcasts that are transmitted over the radio waves. However, there are several synonyms that can be used to describe a similar concept. For instance, audio streaming refers to the broadcast of audio content over the internet through various websites and apps. Another synonym is podcasting, which refers to the uploading of audio files to an online platform, which can be accessed by users at their convenience. Webcasting or internet radio is another term used for broadcasting audio content over the internet. Live webinars or web conferencing are also terms that can be used to describe radio-casts. Regardless of the terminology used, the main purpose of these audio broadcasts is to entertain, inform, and educate listeners.