| Acronym | Definition |
|---|
| NIEM➣National Information Exchange Model |
| NIEM➣Nagarjuna Institute of Exact Methods (est. 1980; Nepal) |
| NIEM➣Nelson Institute of Environmental Medicine (New York Univerity Medical Center) |
| NIEM➣Noniterative Integral Equation Method |
| NIEM➣National Industrial Engineering Mission |
| NIEM➣National Institute of Export Management (India) |