| Acronym | Definition |
|---|
| SOSI➣Sense of Smell Institute |
| SOSI➣Samordnet Opplegg for Stedfestet Informasjon (Systematic Organisation of Spatial Information) |
| SOSI➣Sound Ocean Systems, Inc. |
| SOSI➣SOS International, Ltd. (New York, NY) |
| SOSI➣System-Of-Systems Integration |
| SOSI➣Space Object Surveillance and Identification (network) |
| SOSI➣Special Orders & Services Improvement (Home Depot) |