| Acronym | Meaning |
| FIP | First Ionization Potential |
| RR | Round Robin (test) |
| LSDX | Local-spin-density (with Exact) Exchange |
| AGR | Advanced Gas-cooled Reactor |
| MBTH | 3-methyl-2-benzothiazolinone Hydrazone |
| WINDEP | Worksheet-Integrated Deposition Estn. Program |
| FCI | Fuel Coolant Interaction |
| EQTC | Environmental Quality Target Concentration |
| ICR | Intelligent Optical Character Recognition |
| CNPGAA | Cold Neutron Prompt Gamma-ray Activation Analysis |