| Abbreviation | Definition |
|---|---|
| CCLM | Center for Clinical Laboratory Medicine |
| CCLM | Clinical Chemistry and Laboratory Medicine |
| CCNL | Clinical and Cognitive Neuroscience Laboratory |
| CCOPE | Conjoint Committee On Pathology Enhancement |
| CCOW | Clinical Context Object Workgroup |
| CCRL | Cement and Concrete Reference Laboratory |
| CCSL | Chiral Catalysis Synthesis Laboratory |
| CCSL | Computational Clinical Science Laboratory |
| CCTL | Clean Combustion Technologies Laboratory |
| CCTL | Common Criteria Testing Laboratory |
| CD | Cells of Differentiation |
| CD | Cluster of Determination |
| CD | Controlled Delivery |
| CDA | Clinical Document Architecture |
| CDER | Center for Drug Evaluation and Research |
| CDLC | Child Development Laboratory Center |
| CDLT | Clinical Diagnostic Laboratory Tests |
| CDM | Cardioid Dynamic Microphone |
| CDP | Computerized Dynamic Posturography |
| CDR | Clinical Data Repository |