| Acronym | Meaning |
| ZFS | Zero-field Splitting |
| DV-X(ALPHA) | Discrete Variational-x(alpha) (statistical Exchange Correlation) |
| SNPS | Space Nuclear Power System |
| HLG | Hedin-Lundqvist-Gunnarsson (spin D. Functional) |
| LSP | Liquid-stabilized Plasma |
| WHAM | Windermere Humic Aq. Acid Model |
| AFP | Atomic Fues Potential |
| ESSP | Earth Systems Science Pathfinder |
| ATDC | After Top Dead Center (gasoline And Diesel Engine Timing) |
| ECS | Electroconvulsive Shock |