| Acronym | Meaning |
| SVE | Soil Vapor Extraction |
| VLT | Very Large Telescope |
| MSHA | Mine Safety And Health Administration (US) |
| FY | Fiscal Year |
| (PI)SDCI | (pi)-electron Singly And Doubly Excited CI |
| CARRI | Computerized Assessment Of Relative Risk Impacts |
| QCISD(T) | Quadratic CI (with) Single (and) Double (excitations) (and) [triple Excitations Added Perturbatively] |
| BLE | Bombardment-induced Light Emission |
| CPA | Coherent Potential Approximation |
| SCR | Solar Cosmic Rays (related To Spacecraft And Space Travel) |