| Rank | Abbreviation | Meaning |
|---|
| ***** | RSMA | Regimental Sergeant Major of the Army
| |
| ***** | RSMA | Road Safety Markings Association
| |
| **** | RSMA | Rate-Splitting Multiple Access
| |
| **** | RSMA | Remote Sensing of the Middle Atmosphere
| |
| *** | RSMA | Rabbit Skeletal Muscle Actin
| |
| *** | RSMA | Rising Sun Martial Arts
| |
| *** | RSMA | Royal Society of Maritime Artists
| |
| *** | RSMA | Rate Splitting Multiple Accessing
| |
| ** | RSMA | Response Surface Methodology Analysis
| |
| ** | RSMA | Royal School of Mines Association
| |
| ** | RSMA | Ruth Suckow Memorial Association
| |
| * | RSMA | Remote Shared Memory API
| |
| * | RSMA | Relative Spectral Mixture Analysis
| |
| * | RSMA | Red Stripe Music Award
| |
| * | RSMA | Ramsar Site Management Authority
| |
| * | RSMA | Radiological Systems Microfilm Associates
| |
| * | RSMA | Round Spermatid Maturation Arrest
| |
| * | RSMA | Radiologic Society of North America
| |
| * | RSMA | rancho solano master association
| |
| * | RSMA | Radar Secundario Monopulso Argentino
| |
| * | RSMA | Rally Specialist Medical Assistance
| |