| Acronym | Definition |
|---|
| SSPP | System Safety Program Plan |
| SSPP | Saints Peter and Paul school (Easton, Maryland) |
| SSPP | Society for Service Professionals in Printing |
| SSPP | Sustainability: Science, Practice, & Policy |
| SSPP | Shuttle Small Payloads Project |
| SSPP | Solar Stellar Pointing Platform |
| SSPP | Siamsinpawlpi (India, students' welfare association) |
| SSPP | Shuttle Small Payload Project |
| SSPP | Society for the Study of Process Philosophies |
| SSPP | SonicWALL Simple Provisioning Protocol |
| SSPP | Sea to Sky Premier Properties |
| SSPP | Space Station Program Participant |
| SSPP | Strategic Sustainable Partnership Program |
| SSPP | Systems Security Program Plan |
| SSPP | Site-Specific Propagation Prediction |
| SSPP | Society of Saints Peter and Paul (UK) |
| SSPP | Study Services Provider Portal (website) |
| SSPP | Special Subdivision Project Provision (Hawaii) |