| Acronym | Definition |
|---|
| CTSS➣Compatible Time Sharing System |
| CTSS➣Cray Time Sharing System |
| CTSS➣Conseiller Technique de Service Social (French: Social Service Technical Advisos) |
| CTSS➣Cray Time-Sharing System |
| CTSS➣Computer Training and Support Services |
| CTSS➣Central Targeting Support Staff (US DoD) |
| CTSS➣Computer Technical Support Specialist |
| CTSS➣Commercial Training Simulator Services |
| CTSS➣Committed To Store Separation |
| CTSS➣Computer and Telecommunications Staff |
| CTSS➣Combat Training Simulator System (Zen Technologies) |