| Acronym | Definition |
|---|
| SCOS | Standard Course of Study |
| SCOS | Single Copy Object Store |
| SCOS | Standing Conference on Organizational Symbolism |
| SCOS | Smart Card Operating System (software) |
| SCOS | Science Course of Study (Science, Mathematics and Research for Transformation) |
| SCOS | Stabschef Operative Schulung (German: Chief of Staff Operational Training; Swiss Armed Forces) |
| SCOS | Spacecraft Operating System |
| SCOS | Single Class of Stock (taxes; S corporations) |
| SCOS | Scottish Chamber of Safety |
| SCOS | Supply Chain Operating Services (i2) |
| SCOS | Service Center Organization Study |
| SCOS | Satellite Control and Operations System (European Space Agency) |
| SCOS | System Checkout Procedure |
| SCOS | Sub-System Computer Operating System |
| SCOS | Surveillance, Collection, & Operations Support |
| SCOS | Small Computer and Office Systems (Honeywell) |