| Acronym | Definition |
|---|
| ICASS➣International Cooperative Administrative Support Services (US Department of State billing mechanism for embassy-provided services) |
| ICASS➣Institut Català d'Assistència i Serveis Socials (Barcelona, Spain) |
| ICASS➣International Congress of Arctic Social Sciences |
| ICASS➣International Conference on Advances in Steel Structures |
| ICASS➣International Conference on Analytical Sciences and Spectroscopy |
| ICASS➣Innovators Counselling and Advisory Service for Scotland (UK) |
| ICASS➣International Confidential Aviation Safety Systems (group) |
| ICASS➣Integrated Computer Assisted Surveillance System |
| ICASS➣Integrated Control for Autonomous Space Systems |
| ICASS➣Internal Continuous Assessment (South Africa) |
| ICASS➣Indian Collaborative Acute Stroke Study |
| ICASS➣Internal Cooperative Agreement Support and Services |
| ICASS➣Intermodal Community Air Service System |
| ICASS➣Integrated Care Social Support (program) |
| ICASS➣Integrated Communications & Administrative Support System |