CNSC
| Acronym | Definition |
|---|---|
| CNSC | Canadian Nuclear Safety Commission (formerly the Atomic Energy Control Board, AECB) |
| CNSC | Comisión Nacional del Servicio Civil (Spanish) |
| CNSC | Churchill Northern Studies Centre (Canada) |
| CNSC | Creative Needle Sewing Club |
| CNSC | Certified Nutrition Support Clinician (healthcare) |
| CNSC | Chinese Newcomers Service Center |
| CNSC | Colts Neck Soccer Club (New Jersey) |
| CNSC | Cargo Network Services Corporation |
| CNSC | Canada National Salmon Conservation |
| CNSC | Center for Nonviolent Social Change |