| Acronym | Definition |
|---|
| OSDP | Onguard Supervised Device Protocol |
| OSDP | Open Supervised Device Protocol |
| OSDP | Oracle Service Delivery Platform |
| OSDP | Open Services Development Platform |
| OSDP | Open Service Delivery Platform |
| OSDP | Original Substance of the Divine Principle (Unificationist commentary) |
| OSDP | Open Supervised Device Protocol (access control) |
| OSDP | Open Service Delivery Platform (Sun Microsystems) |
| OSDP | On-Board Signal and Data Processor |
| OSDP | Open Services Development Platform (Simplified Inc.) |
| OSDP | Operational Systems Development & Production |
| OSDP | Open Source Discussion Platform |
| OSDP | Opposite Sex Domestic Partner |