| Abbreviation | Definition |
|---|---|
| LSRI | Leonard Schanfield Research Institute |
| LSRI | Life Sciences Research Institute |
| LTI | Language Technologies Institute |
| LTI | Laurel Technical Institute |
| LTI | Leadership Training Institute |
| LTI | Life Training Institute |
| LTRI | Learning Technologies Research Institute |
| LTRI | Louisiana Tech Research Institute |
| LTRI | Lunenfeld Tanenbaum Research Institute |
| LVI | Las Vegas Institute |
| LWCI | L0 Wu Correctional institution |
| LWCI | Lo Wu Correctional Institution |
| LWCI | Lymphedema and Wound Care Institute |
| LWI | Legal Wellness Institute |
| LWI | Leonard Wood Institute |
| LYI | Legacy Youth Institute |
| LYI | Life in Yoga Institute |
| LYIT | Lan Yang Institute of Technology |
| MACI | Maori Arts and Crafts Institute |
| MAHI | Mazankowski Alberta Heart Institute |