CtOS
| Acronym | Definition |
|---|---|
| CtOS | Central Operating System (city software) |
| CtOS | Connective Tissue Oncology Society |
| CtOS | Convergent Technologies Operating System |
| CtOS | Counter Terrorism Operations Support (Nevada) |
| CtOS | Computerized Tomography Operating System |
| CtOS | Configure to Order Services (Advantech) |
| CtOS | Community Trust of Southland (New Zealand) |
| CtOS | Corps Tactical Operations System |