| Acronym | Definition |
|---|
| GMDI➣Gigabit Media Dependent Interface |
| GMDI➣Genetic Metabolic Dietitians International (Fort Worth, TX) |
| GMDI➣Geophysical Models for Data Interpretation |
| GMDI➣Global Marine Development, Inc. (deep ocean oil drilling) |
| GMDI➣Giovani Musulmani d'Italia (Italian: Young Muslims in Italy) |