CD

CD CD n. 1. an acronym for {compact disk}, a disk-shaped recording of binary data that is smaller than a phonograph record, and is recorded and played back by a {compact disk player}, an electronic device containing a laser. The term is also used generically to refer to the medium as a data storage medium.

Syn: compact disc, compact disk. [WordNet 1.5 +PJC]

2. a {compact disk player}. [informal] [PJC]

3. an acronym for {certificate of deposit}, a debt instrument issued by a bank for a fixed time period, usually paying interest.

Syn: certificate of deposit. [WordNet 1.5]