serial
continuing plot in radio and television that unfolds in a sequential episode-by-episode fashion
sitcom
genre of comedy
web series
video serial broadcast on the Internet
radio serial
radio format; continuing plot that unfolds in a sequential episode-by-episode fashion
serial drama
television series genre; episodes aired in periodic sequences, usually daily or weekly, episodes lack stand-alone narrative unity but have ongoing storylines, production begins quickly and continues depending on viewer interest
anthology series
radio or television series that presents a different story and a different set of characters in each episode