| Acronym | Meaning |
| IDH | Immediately Dangerous to Health (environmental and industrial regulations) |
| IDH | Indice de Développement Humain (French: Human Development Index) |
| IDH | Indirect Hire |
| IDH | Interface Design Handbook |
| IDH | Istinye Devlet Hastanesi (Turkish: Istinye State Hospital; Istinye, Istanbul, Turkey) |