| Abbreviation | Definition |
|---|---|
| SITE | Science Innovation Technology And Engineering |
| SITE | Science, Innovation, Technology, and Engineering |
| SITE | Student Invention Through Education |
| SITES | Service Information Training And Entrepreneurship Stations |
| SITES | Student Information Technology Education Scholarship |
| SITN | Stanford Instructional Television Network |
| SIU | Southern Illinois University |
| SIUC | Southern Illinois University at Carbondale |
| SIUC | Southern Illinois University Carbondale |
| SIUC | Southern Illinois University Carbondale Southern Illinois University |
| SIUE | Southern Illinois University Edwardsville |
| SIW | Stanford In Washington |
| SIWES | Students' Industrial Work Experience Scheme |
| SJA | Office of Student Judicial Affairs |
| SJA | St. Johns Academy |
| SJA | Stanford Japanese Association |
| SJI | St. John's Institute |
| SJMIT | Sri Jagadguru Murugharajendra Institute of Technology |
| SJP | Sri Jayachamarajendra Polytechnic |
| SJP | Students For Justice In Palestine |