OSSO
| Acronym | Definition |
|---|---|
| OSSO | Oracle Single Sign on |
| OSSO | on Site Service Order |
| OSSO | Observatorio Sismologico del Suroccidente |
| OSSO | Open Source Software Operations |
| OSSO | Open Systems Software Division |
| OSSO | Organizational Safeguards and Security Officer |
| OSSO | Oxfordshire Schools Senior Orchestra (UK) |
| OSSO | Operational Support Systems Operations (Sprint) |
| OSSO | Order Statistics Smallest Of |