| Acronym | Meaning |
| DPCILO | Differential Perturbative Configuration Interaction Using Localized Orbitals |
| ECID | Electron Capture Induced Decomposition |
| QRA | Quantitative Risk Assessment |
| MARIS | Mississippi Automated Resource Information System |
| MBPT | Many-body Perturbation Theory |
| CNPPA | Commission On National Parks And Protected Areas |
| HFCVD | Hot Filament Chemical Vapor Deposition |
| LPA | Low Profile Additive [in Plastic Composites] |
| RSAC | Remote Sensing Applications Center (US Forest Service) |
| FNMRI | Flow Nuclear Magnetic Resonance Imaging |