NMSS
| Acronym | Definition |
|---|---|
| NMSS | National Multiple Sclerosis Society |
| NMSS | Non-Motor Symptoms Scale (Parkinson's disease) |
| NMSS | Nuclear Material Safety and Safeguards |
| NMSS | Network Management Support Services |
| NMSS | National Mathematics Summer School (Australia) |
| NMSS | New Mexico State Society (Washington, DC) |
| NMSS | Nokia Mobile Server Services |
| NMSS | New Model Special Schools |
| NMSS | Network Management Support Services (Shore Consulting) |