Book cassettes were once a popular way to consume books, but with the rise of digital technology, they have become a rarity. Nevertheless, there are various terms that can be used as synonyms for book cassettes. Firstly, you can refer to them as audiobooks on tape. This describes the format of the book and its type of audio storage. Another way to express book cassettes is by using the term cassette tapes for books. This phrase describes the method of storage and playback used in book cassettes. Other synonyms for book cassettes are tape books, cassette audiobooks, audiocassettes, and cassette literature. All of these terms refer to the book cassette format and will be familiar to those who once enjoyed listening to books on cassette.