| Abbreviation | Definition |
|---|---|
| DMC | Dark Mouse Cove |
| DMC | Developing Member Country |
| DMH | Department of Mental Health |
| DMHA | Division of Mehtal Health and Addiction |
| DMHAS | Department of Mental Health and Addiction Services |
| DMHH | Department of Mental Health and Hygiene |
| DMHMRAS | Department of Mental Health, Mental Retardation, and Alcoholism Services |
| DMHP | District Mental Health Program |
| DMHS | Division of Mental Health Services |
| DMHT | Declaration for Mental Health Treatment |
| DMI | Des Moines Iowa |
| DMR | Department of Mental Retardation |
| DMRE | Division of Mine Reclamation and Enforcement |
| DMSS | Division of Municipal Supply Services |
| DMV | Department of Motor Vehicles |
| DNCA | Daily Nutrition Council of Alberta |
| DNRC | Department of Natural Resources and Conservation |
| DNREC | Department of Natural Resources and Environmental Control (Delaware) |
| DOB | Department Of Buildings |
| DOB | Division Of the Budget |