NRAT
| Acronym | Definition |
|---|---|
| NRAT | National Radar Analysis Team |
| NRAT | Nuclear/Radiological Advisory Team (National Nuclear Security Administration; US Department of Energy) |
| NRAT | Non-Resident Alien Taxation (California State University) |
| NRAT | Network Research, Architecture and Technologies (Internet2 project) |
| NRAT | Net Returns Above Total |
| NRAT | National Risk Assessment Tool (UK) |