| ICISS | Annual IEEE International Conference on Innovative Systems in Silicon 
| Others |
| ICISS | Integrated Cancer Information and Surveillance System
| Others |
| ICISS | International Collaborative Infantile Spasms Study
| Others |
| ICISS | International Commission on Intervention and State
| Others |
| ICISS | International Commission on Intervention and State Sovereignty
| Others |
| ICISS | International Conference on Information Science and System
| Others |
| ICISS | International Conference on Information Security Standards
| Others |
| ICISS | International Conference on Information Systems Security
| Others |