CDR
- Astronaut
- CAR and CDR
- CCDR (disambiguation)
- CD-R
- CDR (file format)
- CDR coding
- CDR computerized assessment system
- CDR2 (gene)
- Call detail record
- Canada's Drag Race
- Canadian Agency for Drugs and Technologies in Health
- Carbon dioxide removal
- Center for Decision Research
- Center for the Development of Recycling
- Chadron Municipal Airport
- Challenge–dechallenge–rechallenge
- Charging data record
- Chris Douglas-Roberts
- Climate Data Record
- Clinical Dementia Rating
- Clinical data repository
- Clock and data recovery
- Coalition for the Defence of the Republic
- Cognitive dissonance
- Commander
- Commander (United States)
- Committed data rate
- Committees for the Defense of the Republic
- Committees for the Defense of the Revolution
- Committees for the Defense of the Revolution (Burkina Faso)
- Common Data Representation
- Complementarity-determining region
- Consumer Data Right
- CorelDRAW
- Corporate Digital Responsibility
- Council for Democratic Reform
- Council on Disaster Reduction
- County Donegal Railways Joint Committee
- Critical design review
- Crude death rate
- Cup-to-disc ratio
- DRM+
- Democratic Revolutionary Council
- Digital Audio Broadcasting
- Disk Utility
- European Committee of the Regions
- Event data recorder
- HD Radio
- ISO 9660
- Lebanese Council for Development and Reconstruction
- Lisp (programming language)
- List of abbreviations in Ghana
- Mitosis inducer protein kinase cdr2
- NASA
- Optical character recognition
- Romanian Democratic Convention