| Acronym | Definition |
|---|
| JMSA➣Japanese Maritime Safety Agency |
| JMSA➣Journal of the Microscopy Society of America |
| JMSA➣Japanese Medical Society of America |
| JMSA➣Journal of Marine Science and Application |
| JMSA➣Japan Metal Stamping Association |
| JMSA➣Jewish Medical Student Association (various schools) |