| Acronym | Definition |
|---|
| RHD | Right Hand Drive |
| RHD | Resources for Human Development (various locations) |
| RHD | Registreringssentral for Historiske Data (Norwegian: Norwegian Historical Data; census) |
| RHD | Research Higher Degree |
| RHD | Rheumatic Heart Disease |
| RHD | Red Hat Developer (Linux) |
| RHD | Racial Harmony Day (Singapore) |
| RHD | Red Hand Defenders (terror organization) |
| RHD | Rabbit Haemorrhagic Disease |
| RHD | Rel Homology Domain |
| RHD | Roads and Highways Department (Bangladesh) |
| RHD | Robbery Homicide Division |
| RHD | Restauration Hors-Domicile |
| RHD | Rural Health Development (various locations) |
| RHD | Right Hemisphere Damage (brain injury) |
| RHD | Railhead |
| RHD | Revue Historique de Droit Français et Étranger (French: Historical Review of French and Foreign Law) |
| RHD | Removable Hard Disk |
| RHD | Réseau Haut Débit (French: Broadband Network) |
| RHD | Right Hand Dominant |
| RHD | Relative Hepatic Dullness |
| RHD | Right Hip Disarticulation |
| RHD | Remedy Help Desk |
| RHD | Response Hold Delay |
| RHD | RASSP Help Desk |
| RHD | Receipt, Handling and Dispatch (warehouse storage) |
| RHD | Roller Hockey Dijon (French roller hockey club) |
| RHD | Robust High Density |