| Acronym | Definition |
|---|
| RHA➣Residence Hall Association |
| RHA➣Regional Health Authority |
| RHA➣Road Haulage Association |
| RHA➣Royal Horse Artillery (a British Regiment) |
| RHA➣Right Hepatic Artery (anatomy) |
| RHA➣Read Header Area |
| RHA➣Rochester Housing Authority (Rochester, NY) |
| RHA➣Royal Hibernian Academy |
| RHA➣Raleigh Housing Authority (Raleigh, NC) |
| RHA➣Rental Housing Association |
| RHA➣Rural Housing Agency |
| RHA➣Residential Housing Association (university) |
| RHA➣Rolled Homogeneous Armor (steel) |
| RHA➣Reading Housing Authority (Reading, PA) |
| RHA➣Reid Heath Acoustics (British headphone manufacturer) |
| RHA➣Respiratory Hospital Admission |
| RHA➣Replaced Hepatic Artery |
| RHA➣Regional Health Administrator |
| RHA➣Records Holding Area |
| RHA➣Retired Horse Association (Japan) |
| RHA➣Retiree Health Access |
| RHA➣Riverside Housing Association (UK) |
| RHA➣Reciprocal Healthcare Agreement |
| RHA➣Rolled Homogenous Armour (UK) |
| RHA➣Rob Hanes Adventures (comics) |
| RHA➣ruidos hidroaéreos (Spanish: bowel sounds) |
| RHA➣Radiation Hardness Assured |
| RHA➣Recreational Hunting Area |
| RHA➣Read, Highlight and Annotate (education) |
| RHA➣Roller Hockey Alliance |
| RHA➣Royall House Association (Medford, Massachusetts museum) |
| RHA➣Residue Handling Area |
| RHA➣Radio Haute Angevine (French radio station) |
| RHA➣Radiation Health Assistant |
| RHA➣Reactive Hull Armor |
| RHA➣Rolled, Hardened Armor |
| RHA➣Reduced Hazards Ammunition |
| RHA➣Residential Habilitation Aide |
| RHA➣Reproductive Health Assistant |
| RHA➣Richard Hagan Associates (RHA Design) |