| Abbreviation | Definition |
|---|---|
| RMDV | Requirements Management and Design Verification |
| RMG | Rapid Mixture Granulator |
| RMG | Ready Made Garment |
| RMG | Ready Made Garments |
| RMJ | Round Metal Jack |
| RNC | Really Nice Compressor |
| RNCC | Reference Number Category Code |
| RND | Round |
| RNVC | Reference Number Verification Code |
| RO | Running Out |
| ROAR | Rotors Obviously Are Replacable |
| ROID | Remotely Operated Inspection Device |
| ROII | Reverse Osmosis, second stage |
| ROLEX | Rolex SA |
| ROP | ReOrder Point |
| ROPP | Roll-On-Pilfer-Proof (bottle caps) |
| ROPS | Reverse Optional Power Safety |
| ROQ | Re-Order Quantity |
| ROR | Ruby On Rails |
| RORO | Reseller Owned and Reseller Operated |