IEH
| Acronym | Definition |
|---|---|
| IEH | International Environment House (Geneva, Switzerland) |
| IEH | Institute for Environment and Health |
| IEH | Instituto Euromediterráneo de Hidrotecnia |
| IEH | Integrative Energy Healing (wellness) |
| IEH | International Extreme-UV Far-UV Hitchhiker |
| IEH | Intermediate Effective Hamiltonian |
| IEH | Individual Event History |
| IEH | Ideal Engineering Hours |