Wiktionary
minicassette
n. A small cassette for use with a tape player, cassette player, or dictation machine.
Usage examples of "minicassette".
In the aisle near the cockpit is a pile of everybody's wallets and watches and personal laptop computers, cellular phones, minicassette recorders, personal compact disc stereos, and wedding rings.
Since he wanted two-wa) communication he incorporated a minicassette recorder, the type that was popular with journalists in the 1970s.
One was a mailing envelope containing a minicassette and a holo slide.
Here, too, was her purse with what remained in it— including the minicassettes that they had used to record Chase Glyson and Bernardo Pastore.