CSNS
| Acronym | Definition |
|---|---|
| CSNS | Central States Numismatic Society |
| CSNS | Ceska Strana Narodne Socialni (Czech National Social Party) |
| CSNS | Council of State Neurosurgical Societies (est. 1978) |
| CSNS | Canadian Society for Nutritional Sciences |
| CSNS | Circuit-Switched Network Simulator |
| CSNS | Canadian Studies and Native Studies (graduate program; Trent University; Ontario, Canada) |