CD (disambiguation)

Look up CD, Cd, cD, or cd in Wiktionary, the free dictionary.

Look up .cd or C.D. in Wiktionary, the free dictionary.

A CD or compact disc is a thin plastic silvery disc for audio recordings.

CD or cd may also refer to:

Computing

CD-ROM, compact disc technology applied for use in computer data
cd (command), a command line command to change the current working directory in operating systems
.cd, the Internet domain of the Democratic Republic of the Congo
Continuous delivery, a software development design practice

Cadmium or Cd, a chemical element
Candela or cd, a unit of light intensity
Circular dichroism, a form of spectroscopy
Cluster of differentiation, a protocol used for the identification of cell surface molecules on white blood cells
Cordoba Durchmusterung, a star catalog of the southern sky
Cosmological decade or CÐ, a unit of time
Drag coefficient or c_d, a dimensionless quantity used to quantify the drag of an object in a fluid
Type-cD galaxy, a galaxy morphology classification
Coeliac disease or Celiac disease
Conduct disorder, a psychological disorder
Crohn's disease

Canadian Forces Decoration, by post-nominal letters
Centre Democrats (Denmark), a Danish former political party
Centre Democrats (Netherlands), a former political party of the Netherlands
České Dráhy or ČD, a railway operator of the Czech Republic
Commander of the Order of Distinction, a rank in the Jamaican Orders of Societies of Honour
Community of Democracies, an intergovernmental organization of democracies and democratizing countries
Conference on Disarmament, an international forum that negotiates multilateral arms control and disarmament agreements
Corps Diplomatique, the collective body of foreign diplomats accredited to a particular country or body
Centro Democratico, a political party in Italy

Critical Dimension, the minimum feature size that a projection system can print in photolithography
Geely CD, a coupe automobile from Geely Automobile
Cairo Damascus or Damascus Document, a text found among the Dead Sea Scrolls
Certificate of deposit, a bank account in the United States with a fixed maturity date
Civil defense
Companion dog (title), a title offered to dogs by the American Kennel Club for dog obedience
Democratic Republic of the Congo, by ISO 3166-1 alpha-2 country code
400 (number) or CD in Roman numerals
205 (number) or CD in hexadecimal
"CD", a song by T2
-CD, the North American call sign suffix for Class A low-power television stations operating with digital signals
Committee Draft, a status in the International Organization for Standardization