| NR | government agency created in 1974 to license and regulate nuclear power plants |
|---|---|
| NR | a recurring sleep state during which rapid eye movements do not occur and dreaming does not occur |
| NR | a recurring sleep state during which rapid eye movements do not occur and dreaming does not occur |
| NR | agency of the United States government charged with mediating disputes between management and labor |
| NR | ribonucleic acid found in the nucleolus of the cell |