| Abbreviation | Definition |
|---|---|
| NSNA | National Student Nurses' Association |
| NSNR | Non student non regular |
| NSO | Neuroscience Student Organization |
| NSO | New Student Orientation |
| NSO | New Student Outreach |
| NSOP | New Student Orientation Program |
| NSP | New Student Programs |
| NSPC | National Student Paediatric Conference |
| NSPC | National Student Press Convention |
| NSPP | National Student Poets Program |
| NSPP | New Student and Parent Programs |
| NSR | New Student Registration |
| NSS | New Student Services |
| NSSC | National Student Services Contact |
| NSSC | National Student Show and Conference |
| NSSC | National Student Success Conference |
| NSSC | Neighborhood Student Success Center |
| NSSC | Neighborhood Student Success Collaborative |
| NSSC | Nursing Student Success Center |
| NSSCA | National Students Support Council for Africa |