| Acronym | Definition |
|---|
| ICAST➣International Convention of Allied Sportfishing Trades |
| ICAST➣International Conference on Advanced Science and Technology (Mid-America Chinese American Professionals Association) |
| ICAST➣Institute for Communication and Analysis of Science and Technology (Switzerland) |
| ICAST➣International Conference on Advances in Space Technologies |
| ICAST➣International Center for Appropriate & Sustainable Technology |
| ICAST➣Information Centre for Aerospace Science & Technology |