CD (disambiguation)
- .cd
- 205 (number)
- 400 (number)
- AD 400
- Bitter CD
- C.D (Criminal or Devil)
- CD
- CD-ROM
- CDS (disambiguation)
- CSMA/CD
- Cadmium
- Cairo Damascus
- Canadian Forces' Decoration
- Candela
- CeeDee (disambiguation)
- Central District, Seattle
- Centre Democrats (Denmark)
- Centre Democrats (Netherlands)
- Centro Democratico
- Certificate of deposit
- Chandrapur railway station
- Chlordane
- Christian democracy
- Circular dichroism
- Citizen's dividend
- Civil defense
- Cluster decay
- Cluster of differentiation
- Coeliac disease
- Commander of the Order of Distinction
- Communicable disease
- Community of Democracies
- Companion dog (title)
- Conduct disorder
- Conference on Disarmament
- Conservation Dependent
- Cordoba Durchmusterung
- Corendon Dutch Airlines
- Corps Diplomatique
- Cosmological decade
- Crohn's disease
- Cross-dressing
- Cúcuta Deportivo
- Democratic Republic of the Congo
- Drag coefficient
- FBI Counterintelligence Division
- Geely CD
- International Organization for Standardization
- North American call sign
- Photolithography
- Sega CD
- Sonic CD
- T2 (band)
- Type-cD galaxy
- České dráhy