| Acronym | Meaning |
| SOPHF | Spin And Orbital Polarized Hartree-Fock |
| PVEC | Photovoltaic Energy Conversion |
| MTR | Minimum Technology Requirements (RCRA) |
| HAB | High-Alumina Basalt |
| ERD | Electron Recoil Detection |
| BWCC | Brillouin-Wigner Coupled-cluster (theory) |
| BSE | Bulk Silicate Earth |
| OIC | Optical Interface Coupler |
| RFPS | Radio-frequency Plasma Spraying |
| FOJT | First-order Jahn-Teller |