The term 'cassette alternative' refers to a variety of different technologies that can be used instead of cassettes. The crossword solutions for this term include 'EJECT' (5 letters), 'rewind' (6 letters), 'TAPE' (4 letters), 'VIDEO' (5 letters), and 'reeltoreel' (10 letters). These solutions refer to the various technologies that can be used as an alternative to cassettes, such as ejecting a disc, rewinding a TAPE, using VIDEO technology, and using reel-to-reel technology.