| Abbreviation | Definition |
|---|---|
| RRI | Residential Remodeling Index |
| RRI | Response Resource Inventory |
| RRI | Responsible Research and Innovation |
| RRI | Reverse Route Injection |
| RRI | Rights and Resources Initiative |
| RRI | Riverside Rehabilitation Institute |
| RRI | Riverside Resources Inc |
| RRI | Route Relay Interlocking |
| RRIA | Riverside Radiology and Interventional Associates |
| RRIA | Riverside Radiology Interventional Associates |
| RRIF | Resource Release Is Finalization |
| RRIM | Red Relief Image Map |
| RRIM | Reinforced Reaction Injection Molded |
| RRIM | Reinforced Reaction Injection Moulding |
| RRIN | Rhodesian Ridgeback in Nood |
| RRIS | Recent Rash Impulsivity Scale |
| RRIS | Refugees Registration Information System |
| RRIS | Remote Radar Intergration System |
| RRJ | Riverside Regional Jail |
| RRJ | Riverside Regional Jail's |