| Abbreviation | Definition |
|---|---|
| RLG | Random Loop Generator |
| RLG | Replacement Lens Guarantee |
| RLG | Retirement Living Group |
| RLG | Reverse Logistics Group |
| RLG | rhetoric logic and grammar |
| RLG | Richard L Garwin |
| RLG | Robert L Griess |
| RLG | Royal Laotian Government |
| RLGA | Rover Low Gain Antenna |
| RLGN | Ring Laser Gyro Navigation |
| RLGN | Ring Laser Gyro Navigator |
| RLGP | Reglamento de la Ley General de Población |
| RLGP | Revolving Loan and Grant Program |
| RLH | Ralph Lauren Home |
| RLH | Reading Like A Historian |
| RLH | Real Life Heroes |
| RLH | Recombinant Luteinizing Hormone |
| RLH | Red Lion Hotels |
| RLH | Red Lions Hotels |
| RLH | Regent Low Height |