| Abbreviation | Definition |
|---|---|
| CLTI | Christian Life Training Institute |
| CLTI | Covenant Leadership Training Institute |
| CMAI | Chinese Martial Arts Institute |
| CMFRI | Central Marine Fisheries Research Institute |
| CMHI | Children's Memorial Health Institute |
| CMHI | Colorado Mental Health Institute |
| CMI | Can Manufacturers Institute |
| CMI | Carolina Musculoskeletal Institute |
| CMI | Chartered Management Institute |
| CMI | Chr Michelsen Institute |
| CMI | Commonwealth Management Institute |
| CMI | Critical Materials Institute |
| CMI | Culture and Media Institute |
| CMIG | Calcutta Metropolitan Institute of Gerontology |
| CMIG | City of Manchester Institute of Gymnastics |
| CMII | Creative Media Industries Institute |
| CMIR | Chinese Medical Institute and Register |
| CMIT | Music Institute of Texas |
| CML | Centrum Milieukunde Leiden |
| CMLI | Campus Ministry Leadership Institute |