| Abbreviation | Definition |
|---|---|
| IEEE | Institute of Electronic and Electrical Engineers |
| IEEE | Institute of Estimated Elevator Efficiency |
| IEEFA | Institute for Energy Economics and Financial Analysis |
| IEEFA | Institute of Energy Economics and Fnancial Analysis |
| IEEM | Institute for Exercise and Environmental Medicine |
| IEEN | Institute of Electronic Engineering and Nanotechnologies |
| IEER | Institute for Energy and Environmental Research |
| IEER | Institute of Earthquake Engineering Research |
| IEET | Institute of Engineering Education Taiwan |
| IEEW | Institute for Economic Empowerment of Women |
| IEF | Institute of Electromagnetic Fields |
| IEG | Institute for Electronic Governance |
| IEG | Institute for Electronic Government |
| IEG | Institute of Economic Growth |
| IEG | Institute of Experimental Genetics |
| IEGU | Institute of Entomology Guizhou University |
| IEH | Institute for Ecological Health |
| IEH | Institute for Environment and Health |
| IEH | Institute of Environmental Health |
| IEHC | Institute of Epidemiology and Health Care |