a direct access storage device. See floppy disk, hard disk, magnetic disk, optical disk, CD-ROM and DVD., disc - an alternate spelling for disk. Some computer manufacturers use this spelling, but "disc" is usually used with read-only media, such as CDs and CD-ROMs. Rewritable disks are spelled with a "k.", lameda ümarplaadi kujuline andmekandja, mis pannakse pöörlema andmete lugemiseks või kirjutuseks ühel või mõlemal küljel