Latinate spelling preferred in British English for most uses of disk (q.v.). American English tends to use it in the musical recording sense (1888); originally of phonograph records, recently of compact discs.
1983, in computer jargon; also cd-rom; from compact disc read-only memory.
1995, initialism (acronym) from Digital Video Disc, later changed to Digital Versatile Disc.
Earlier this year, electronics giant Toshiba positioned the first DVD players available in the U.S. as a home entertainment unit (retail price $600). [Black Enterprise magazine, June 1997]
symbolic magic circle used by Buddhists in meditation, 1792, from Sanskrit mandala "disc, circle." Adopted 20c. in Jungian psychology as a symbol of unity of the self and completeness.
1979 as an abbreviation of compact disc as a digital system of information storage. By 1959 as an abbreviation of certificate of deposit "written statement from a bank acknowledging it has received a sum of money from the person named" (1819).