| Abbreviation | Definition |
|---|---|
| STM | Saint Michaels School |
| STM | Science Technology And Medicine |
| STM | Science, Technical, Medical |
| STMWFK | State Ministry of Sciences, Research, and the Arts (Free State of Bavaria] |
| STN | Student Television Network |
| STOA | Scientific and Technological Options Assessment |
| STOP | Student Trojans On Patrol |
| STOP | Students Thinking Of Peers |
| STOP | Students Thinking Of People |
| STOP | Students Together Organizing Peace |
| STORM | Software Testing Online Resources Mtsu |
| STORM | Student Team Of Role Models |
| STORM | Students Teachers Outward Reach Movement |
| STOU | Sukhothai Thammathirat Open University |
| STP | Sanctae Theologiae Professor |
| STP | Statistical and Thermal Physics |
| STP | Student Top Performance |
| STPHU | Science And Technology Program Of Harvard University |
| STR | Sun Training Room |
| STRAC | Symbiotic Terrain Robotic Assist Chair |