NIDR
| Acronym | Definition |
|---|---|
| NIDR | National Institute of Dental Research (now NIDCR) |
| NIDR | National Institute for Dispute Resolution |
| NIDR | National Institute of Disaster Restoration |
| NIDR | Network Information Discovery and Retrieval |
| NIDR | Nuclear Interactions and Dosimetry |
| NIDR | National Identity Recovery, LLC (fraud protection; Norcross, GA) |