| Acronym | Definition |
|---|
| ARH | Art History |
| ARH | Appalachian Regional Healthcare, Inc. |
| ARH | Agence Régionale de l'Hospitalisation |
| ARH | Armed Reconnaissance Helicopter |
| ARH | Active Radar Homing |
| ARH | Adolescent Reproductive Health |
| ARH | Appalachian Regional Hospital |
| ARH | Anti-Radiation Homing |
| ARH | Atlantic Richfield Hanford |
| ARH | Agricultural and Rural History (National Agricultural Library) |
| ARH | Autosomal Recessive Hypercholesterolemia |
| ARH | Antwerp-Rotterdam-Hamburg (shipping) |
| ARH | Adams, Rehmann, and Heggan (Hammonton, NJ) |
| ARH | Atmospheric Radiative Heating |
| ARH | Alaska Region Headquarters (NOAA) |
| ARH | Association of Residence Halls |
| ARH | Association pour le Renouveau de l'Herboristerie (French: Association for the Revival of Herbalism; est. 1982) |
| ARH | Arkhangelsk, Russia - Arkhangelsk (Airport Code) |
| ARH | Americas Region Headquarters |
| ARH | Autorité de Régulation des Hydrocarbures (French: Hydrocarbon Regulatory Authority; Algeria) |
| ARH | Auto Rétro Halluin (French: Retro Auto Halluin; est. 1999; Halluin, France) |
| ARH | Assistance en Ressources Humaines (French: Human Resources Support) |
