CTST
| Acronym | Definition |
|---|---|
| CTST | Community Traffic Safety Team (Florida) |
| CTST | CardTech SecurTech |
| CTST | Community Transport Services Tasmania (Australia) |
| CTST | Collaborative Technical Services Team (Orbis Cascade Alliance) |
| CTST | Clinical and Translational Sciences Training (University of California, San Francisco) |
| CTST | Compensatory Time Straight Time (work hours) |
| CTST | Combat Trauma Sustainment Training |
| CTST | China Travel Service Tower (hotel; Beijing, China) |