| Abbreviation | Definition |
|---|---|
| RIMP | Research Institute of Marine Products |
| RIN | Rensselaer Identification Number |
| RIN | Research Information Network |
| RIPS | Regional Institute for Population Studies |
| RIQ | Research In Quality |
| RIS | Research Information System |
| RIS | Ruamrudee International School |
| RISC | Research and Information Support Center |
| RISC | Research, Innovation, Scholarship, and Creativity |
| RISE | Reactive Intermediates Student Exchange |
| RISE | Redefining Investment Strategy Education |
| RISE | Research In Stratification and Education |
| RISE | Research Initiative For Scientific Enhancement |
| RIT | Rajamangala Institute Of Technology |
| RIT | Rice Inverse Transliterator |
| RIT | Rochester Institute Of Technology |
| RITF | Research Information Technology Facilities |
| RITG | Research Information Technology Group |
| RITI | Rigas Informcijas Tehnololijas Instituts |
| RITL | Center for Research of Innovative Technologies for Learning |