| Term | Full Form | Category |
|---|---|---|
| TCNS | Thomas Conrad Networking System | Others |
| TCNS | Toronto Collaborative Neuroscience Symposium | Others |
| TCNs | Total Care Nursing Services | Others |
| TCNS | Total Computer & Network Support | Others |
| TCNS | Transactions on Control of Network Systems | Others |
| TCNS | Tricyclic Neovibsanin Scaffold | Others |