| Abbreviation | Definition |
|---|---|
| QU | Quality Unit |
| QWL | Quality of Work Life |
| R&D | Research And Development |
| R&E | Recall and Emergency |
| R&W | Recreation and Welfare |
| RA | Rheumatoid Arthritis |
| RAA | Research Across America |
| RAC | Raw Agricultural Commodity |
| RAC | Recombinant DNA Advisory Committee |
| RAC | Reviewer Affairs Committee |
| RACC | Reference Amount Customarily Consumed |
| RACT(CFSAN) | Risk Assessment Coordination Team (CFSAN) |
| RAD | rapid applications development |
| RADAR | radio detecting and ranging |
| RADAR | risk assessment of drugs - analysis and response |
| RAE | Remedial Action Exemption |
| RAM | Random Access Memory |
| RAM | Reporting and Analysis Module |
| RAMB | Research Animal Medicine Branch |
| RAMP | Remedial Action Management Program |