disk

(UK also disc)

/dɪsk/ noun [C] IT

Definition

› (also magnetic disk) a flat circular piece of metal or plastic used for storing information on a computer: a computer/back-up disk The data has been automatically stored on a back-up disk. This information can be accessed online as well as on disk.disk space/storage Its more advanced features include disk compression to save disk space. transfer/copy/save sth to (a) disk

› mainly US disc

→ See also compact disc, floppy disk, hard disk

(Definition of disk noun from the Cambridge Business English Dictionary © Cambridge University Press)