| Acronym | Definition |
|---|
| LDH | Lactate Dehydrogenase |
| LDH | Ligue des Droits de l'Homme (French: Human Rights League) |
| LDH | Load High |
| LDH | Lactic Acid Dehydrogenase |
| LDH | Layered Double Hydroxide |
| LDH | Ligue Française des Droits de l'Homme (French: French League of Human Rights) |
| LDH | Large Diameter Hose (firefighting feeder hose) |
| LDH | Letter Digit Hyphen |
| LDH | Low-Dose Heparin |
| LDH | Liga Mocambicana Dos Direitos Humanos (Mozambican League for Human Rights) |
| LDH | Le Droit Humain (alternative name for International Order of Co-Freemasonry) |
| LDH | Local Departments of Health (various locations) |
