| AAAS | American Association for the Advancement of Science |
| AFTAC | Air Force Technical Applications Center |
| CBRNE | Chemical, biological, radiological, nuclear, and explosive |
| CONOPS | Concept of Operations |
| CWMD | Countering Weapons of Mass Destruction (DHS) |
| DHS | Department of Homeland Security |
| DNN | NNSA Office of Defense Nuclear Nonproliferation |
| DoD | Department of Defense |
| DOE | Department of Energy |
| DOE-IN | DOE Office of Intelligence and Counterintelligence |
| DOJ | Department of Justice |
| DTRA | Defense Threat Reduction Agency |
| FBI | Federal Bureau of Investigation |
| FNMII | Foreign Nuclear Materials Intelligence Initiative |
| IC | Intelligence Community |
| JAEIC | Joint Atomic Energy Intelligence Committee |
| LLNL | Lawrence Livermore National Laboratory |
| NDAA | National Defense Authorization Act |
| NDRD | Nuclear Defense Research and Development |
| NDS | National Defense Strategy |
| NFEC | Nuclear Forensics Executive Council |
| NFGFP | Nuclear Forensics Graduate Fellowship Program |
| NMIP | Nuclear Materials Information Program |
| NNSA | National Nuclear Security Administration |
| NPR | Nuclear Posture Review |
| NSC | National Security Council |
| NSPM | National Security Presidential Memorandum |
| NTNF | National technical nuclear forensics |
| NTNFC | National Technical Nuclear Forensics Center |
| ODNI | Office of the Director of National Intelligence |
| PNNL | Pacific Northwest National Laboratory |
| PPD | Presidential Policy Directive |
| R&D | Research and development |
| REEF | Radiological Evidence Examination Facility (FBI) |
| UAV | Unmanned aerial vehicle |
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