Pronunciation: (ku-set', ka-), [key]
1. Also called cassette' tape". a compact case containing a length of magnetic tape that runs between two small reels: used for recording or playback in a tape recorder or cassette deck and by some small computer systems to store programs and data. Cf. microcassette, minicassette.
2. an audio cassette or videocassette.
3. Photog.a lightproof metal or plastic container for a roll of film, having a single spool for supplying and rewinding the film.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.