| Acronym | Meaning |
| PSSCF | Pseudo SCF |
| TFTR | Tokamak Fusion Test Reactor |
| FCP | Function Counterpoise (method For Eliminating Basis Set Superposition Error) |
| NIRS | National Inorganics And Radionuclides Survey |
| MMD | Mass Medium Diameter (particle Size) |
| VESCF | Variable Electronegativity Self-consistent Field |
| SSFDC | Solid-state Floppy-disk Card (SmartMedia) |
| CPCCSD | Coupled-perturbed Coupled-cluster (with) Single (and) Double Excitation |
| ERG | Emergency Response Guidebook |
| FSCV | Fast-scan Cyclic Voltammetry |