| Acronym | Meaning |
| SIMBA | Selective Inverse Multiple Bond Analysis |
| ADST | Average Daily Soil Temperature |
| PKG | Protein Kinase G |
| CCA | Crystalline Cluster Approach (in Electronic Structure Calcns.) |
| WLIMS | Wet Low Intensity Magnetic Separation |
| LEEBI | Low Energy Electron Beam Irradiation |
| CID | Configuration Interaction With Doubly Excited Configurations |
| LED | Longitudinal Eddy Current Delay |
| AIPM | Analytic Independent-particle Model (in Electron-scattering) |
| MOSIS | Metal Oxide Semiconductor Implementation Service |