NIED
| Acronym | Definition |
|---|---|
| NIED | Negligent Infliction of Emotional Distress (legal) |
| NIED | National Research Institute for Earth Science and Disaster Prevention (Japan) |
| NIED | National Institute for Educational Development (est. 1990; Namibia) |
| NIED | Nutritional and Inflammatory Evaluation in Dialysis Patients Study |