| Acronym | Definition |
|---|
| RCTA➣Rear Cross Traffic Alert (vehicle feature) |
| RCTA➣Regional Counterdrug Training Academy (Meridian, MS) |
| RCTA➣Resource Center of the Americas (est. 1983; Minneapolis, MN) |
| RCTA➣Radio Technical Commission for Aeronautics |
| RCTA➣Réseau Canadien pour le Traitement de l'Asthme (French; Canadian Network for Asthma Care) |
| RCTA➣Rotator Cuff Tear Arthropathy (orthopedics) |
| RCTA➣Robotics Collaborative Technology Alliances (program) |