| Abbreviation | Definition |
|---|---|
| GITVE | Graduate Institute of Technological and Vocational Education |
| GIWS | Global Institute for Water Security |
| GJI | Gemcraft Jewellery Institute |
| GJI | Gemological Jewellery Institute |
| GLBI | Great Lakes Bible Institute |
| GLI | Getty Leadership Institute |
| GLI | Girls Leadership Institute |
| GLI | Global Language Institute |
| GLI | Global Leadership Institute |
| GLI | Global Livingston Institute |
| GLIM | Great Lakes Institute of Management |
| GLISS | Great Lakes Institute for Strategic Studies |
| GLIT | Great Lakes Institute of Technology |
| GLWI | Great Lakes Waldorf Institute |
| GMBDC | Georgia Minority Business Development Center (Georgia Institute of Technology) |
| GMCI | Global Montessori Coaching Institute |
| GMHI | Georgia Mental Health Institute |
| GMI | General Motors Institute |
| GMI | German Malaysian Institute |
| GMI | Global Market Institute |