CD
CD may be:
- the chemical symbol for cadmium
- the abbreviated form of the SI unit of light intensity, candela
- an initialism for Cash dispenser (at least used in Japan)
- a Unix command, see Cd (MS-DOS / Unix Command)
- an abbreviated version of the MS-DOS command chdir - see Cd (MS-DOS / Unix Command)
- an initialism for Certificate of deposit
- an initialism for Ceske Drahy -- Czech Railways
- a designation of a 1960s Panhard race car designed by Charles Deutsch
- an abbreviation of Civil defense
- an abbreviation for cluster of differentiation, (e.g. CD4 or CD8 lymphocytes).
- an initialism for Compact disc; it can also refer to an Enhanced CD.
- an abbreviation of Corps Diplomatique
- the ISO country code for the Democratic Republic of the Congo
