| Acronym | Meaning |
| AIAA | American Institute Of Aeronautics And Astronautics |
| MARIA | Methods For Assessing The Radiological Impact Of Accidents |
| LLW | Low-Level Waste |
| OIG | Office Of Inspector General |
| ITO | Indium Tin Oxide (gas Sensor |
| LQG | Linear Quadratic Gaussian |
| SQF | Second-quantized Formulation (in Many-body Quantum Theory) |
| PMTR | Photomodulated Thermoreflectance |
| ARPEFS | Angle-resolved Photoemission Extended Fine Structure |
| CC | Close Coupling Method (for Atom-molecule Collisions) |