| Abbreviation | Definition |
|---|---|
| RCG | Radiology Consulting Group |
| RCL | Robotic Construction Laboratory |
| RCLM | Russian Congress of Laboratory Medicine |
| RCOP | Red Cell Organic Phosphate |
| RCS | Respirable Crystalline Silica |
| RCSB | Research Collaboratory for Structural Bioinformatics |
| RCSB | Research Collaboratory Structural Bioinformatics |
| RD | Raw Data |
| RD | Regio Dragamine |
| RD(C) | Human rhabdomyosarcoma cells |
| RDD | Research and Development Documentation |
| RDDS | Research and Development Descriptive Summary |
| RDF | Rat Dermal Fibroblast |
| RDID | Research, Documentation, and Information Dissemination |
| RDL | Rheumatology Diagnostics Laboratory |
| RDSL | Rapid Design of Systems Laboratory |
| RDTP | Research, Design, and Treatment Plan |
| RDW | Recht Der Wirtschaft |
| RDW | Red cell Distribution Width |
| REAL | Estate Architecture Laboratory |