| Acronym | Sense | Language | Topics |
|---|---|---|---|
| SST | Sea Surface Temperature | In English | → Meteorology, climatology → Marine research, oceanography |
| SST | Service pour la Science et la Technologie | In French | → Mathematics and natural sciences → Engineering, technology |
| SST | Sisters of Saint Thomas | In English | → Roman catholic church |
| SST | Supersonic Transport | In English | → Aeronautics, aircraft |
| SST | Shuttle System Test | In English | → Astronautics |
| SST | Simulated Structural Test | In English | |
| SST | Simulation and Systems Test | In English | |
| SST | Single System Trainer | In English | |
| SST | Space Surveillance and Tracking | In English | → Astronomy → Astronautics |
| SST | Spacecraft Systems Test | In English | → Astronautics |
| SST | Structural Static Test | In English | |
| SST | Secouriste Sauveteur du Travail | In French | → Medicine → Labour, labour economics |