| Acronym | Meaning |
| VTST | Variational Transition-state Theory |
| RHIC | Relativistic Heavy-Ion Collider |
| PRECP | Processing Emissions By Cloud And Precipitation (DOE Program) |
| PAC | Polyaluminum Chloride |
| ENAA | Epithermal Neutron Activation Analysis |
| ETS | External Transcribed Spacer |
| GCM | Generator-coordinate Method |
| ARF | Acute Renal Failure |
| NRAO | National Radio Astronomy Observatory |
| LDR | Low Dose Radiation |