| Abbreviation | Definition |
|---|---|
| SUPER | Special University Program To Encourage Recycling |
| SUPI | School University Partnership Initiative |
| SUPI | School University Partnerships Initiative |
| SUPT | School University Partnership Team |
| SUQ | Shizuoka University Quails |
| SURC | Swansea University Rowing Club |
| SURE | Stanford United for Rape Elimination |
| SURE | Student Undergraduate Research Experience |
| SURE | Students United For Reform And Equality |
| SURE | Summer Undergraduate Research Experience |
| SURF | Summer Undergraduate Research Fellowship |
| SURGE | Supporting University Research Growth and Entrepreneurship |
| SURI | Syracuse University Research Institute |
| SURP | School of Urban and Regional Planning |
| SURPASS | Sydney University Rugby Players Association for Securing Success |
| SURS | State Universities Retirement System |
| SUS | Science Undergraduate Society |
| SUS | Southern University System |
| SUS | State University System |
| SUSA | Scottish Universities Sailing Association |