| Acronym | Definition |
|---|
| ISIP | Institute for Signal and Information Processing |
| ISIP | Integrated Service Improvement Programme (National Health Service; UK) |
| ISIP | International Symposium on Information Processing (IEEE) |
| ISIP | Intelligent Storage Interconnect Platform |
| ISIP | Intermediate-Size Inducer Pump |
| ISIP | Initiative for State Infrastructure Protection |
| ISIP | Information Sharing Integration Platform |
| ISIP | Istation Indicators of Progress (educational assessment software) |
| ISIP | I'm Stuck in Paradise (website) |
| ISIP | Integrated Signal/Information Processing |
| ISIP | Indonesian Society of Investment Professionals |