| Abbreviation | Definition |
|---|---|
| NANP | National Association of Nuclear Pharmacies |
| NASP | Nuclear Autoantigenic Sperm Protein |
| NB | Nuclear Bombing |
| NBW | Nuclear Bubble Wrap |
| NCBP | Nuclear Cap Binding Protein |
| NCBP | Nuclear Cap-Binding Protein |
| NCCR | Nuclear Construction Cost Recovery |
| NCE | Nuclear Certified Equipment |
| NCG | Nuclear Consultative Group |
| NCL | Nuclear Colon Liposuction |
| NCLU | Nuclear And Coal Liabilities Unit |
| NCNR | National Centre for Nuclear Research |
| NCNS | National Center for Nuclear Security |
| NCRC | Nuclear Computational Resource Center |
| NCSP | Nuclear Criticality Safety Program |
| NCT | Nuclear Compton Telescope |
| ND | Nuclear Domain |
| NDAA | Nuclear Disaster Aversion Agency |
| NDID | Nuclear Deterrence and Integration Division |
| NDS | Nuclear Data Service |