| Acronym | Definition |
|---|
| RCNA➣Royal College of Nursing, Australia |
| RCNA➣Royal Canadian Naval Association |
| RCNA➣Regional Cisco Networking Academy |
| RCNA➣Royal Canadian Numismatic Association (formerly the Canadian Numismatic Association) |
| RCNA➣Reed-Cooke Neighborhood Association (Washington, DC) |
| RCNA➣Radiologic Clinics of North America |
| RCNA➣Restorative Certified Nursing Assistant |
| RCNA➣Reformed Congregations of North America |
| RCNA➣Regional Clinical Network Analysts |
| RCNA➣Resource Council for New Americans |
| RCNA➣Regional Center for North America |
| RCNA➣Russian-Chechen News Agency |