| Acronym | Meaning |
| ADTT | Accelerator Driven Transmutation Technology |
| WRITE | Waste Reduction Innovative Technology Evaluation (US EPA) |
| CRM | Certified Reference Material |
| GT | Gelfand-Tsetlin Basis Function |
| HEAT | High-Energy Antimatter Telescope |
| IPCM | Isodensity Polarizable Continuum Model [ab Initio Method] |
| TMDL | Total Maximum Daily Load |
| ESID | Environmental Statistics And Information Division |
| API | Atmosheric Pressure Ionization |
| BCC | Basal Cell Carcinoma |