| Abbreviation | Definition |
|---|---|
| REPLACE | copy or add selected file(s) to target drive and directory |
| REPNE | Repeat While Not Equal |
| REPNZ | Repeat While Not Zero |
| REPOS | Repurchasing Obligations |
| REPZ | Repeat While Zero |
| REQ | Returnn if Equal |
| RER | Research Expenditure Report |
| RER | Recovery Expense Report |
| RER | Request for Engineering Release |
| RER | Repair Effectiveness Report |
| RER | Rubberized Equipment Repair |
| RER | Reusable - Expendable - Reusable |
| REREX | Remote Readout Experiment |
| RERL | Radar Echo Return Loss |
| RERL | Residual Equipment Return Loss |
| RERLE | Radar Echo Return Loss Enhancement |
| RESPPI | Residential Substance Abuse and Psychiatric Programs Inventory |
| RESTORE | Restore backed-up files |
| RET | Return from Procedure |
| RETF | Return Far |
| RETN | Return Near |
| RF | Read Filter |
| RF | Radio Frequency |
| RF-TK | Radio Frequency Tracking |
| RFA | RF Authorization |
| RFB | Read From Buffer |
| RFC | Request For Comment |
| RFC | Registered Floor Clerk |
| RFC | Registered Financial Consultant |
| RFC | Radio Frequency Charts |
| RFC | Request for Change |
| RFC | Request for Change Revolution |
| RFC | Radio Frequency Coordination |
| RFCP | Request for Computer Program |
| RFD | Requirements Formulation Document |
| RFDQ | Reasons for Drinking Questionnaire |
| RFDU | Radio Frequency Distribution Unit |
| RFE | Request for Estimate |
| RFEI | Request for Engineering Information |
| RFG | Resource Funding Group |
| RFG | Reformulated Gasoline Program |
| RFH | Radio Frequency Heating |
| RFI | Room For Improvement |
| RFI | Radio Frequency Interference |
| RFI | Remote Facility Inquiry |
| RFI | Remote File Inquiry |
| RFI | Request For Information |
| RFID | Radio-Frequency Identification |
| RFM | Reconfigurable Furnace Module |
| RFM | Radio Frequency Monitor |