| Acronym | Definition | 
|---|
| MSDH➣Mississippi State Department of Health | 
| MSDH➣Master of Science in Dental Hygiene (various schools) | 
| MSDH➣Methylmalonic Acid Semialdehyde Dehydrogenase | 
| MSDH➣O-Methyl-Serine Dodecylamide Hydrochloride | 
| MSDH➣Multi-Spindle Drill Head (product) |