microcassette
/ˈmaɪkroʊkəˌsɛt/
noun
- A very small cassette tape used for recording sound, especially in older portable recorders and answering machines.
- Before smartphones, people often used microcassettes to dictate notes for work.
- The detective used a microcassette recorder to capture the interview.
- He found an old microcassette in the drawer with a recording of his grandmother's voice.