| Acronym | Meaning |
| LCI-CNDO | Limited Configuration Interaction-complete Neglect Of Differential Overlap |
| PEMC | Pair-excitation Multiconfiguration (type Of Wave Function) |
| ANPP | Aboveground Net Primary Production |
| SF-PNM | Step Function Perturbative Numerical Method |
| NAPIS | National Agricultural Pest Information System |
| HOPC | High Osmotic Pressure Chromatography |
| LQR | Linear Quadratic Regulator |
| HTHS | High-temperature High-shear |
| SIGLE | System For Information On Grey Literature In Europe |
| ASTHO | Association Of State And Territorial Health Officers |