cablecastEtymologyFrom cable + -cast, from broadcast.cablecast means broadcast via cable television. Lexicurio rates it Sui generis — a strength score of 89 out of 100.adjbroadcast via cable television“Cablecast programs are as popular as many broadcast programs.”nounA telecast via cable television.“The festival is produced collaboratively by several Boston-area public access communities, but it represents the collaboration of women around the world. Interviews, excerpts from submitted tapes, and live segments are combined for a five-hour live cablecast on International Women's Day in the Boston area.”verbTo originate a video and audio program by using a broadcast station or infrastructure focused on cable television operation.“We will cablecast the final game on this station.”