| Acronym | Meaning |
| IMPACT | Integrated Model Of Plumes And Atmosphere In Complex Terrain |
| SAED | Selected Area Electron Diffraction |
| RSM | Reduction Symmetry Method (in Crystal Field Theory) |
| MSFA | Monosegmented Flow Analysis |
| CBRA | Coastal Barriers Resource Act |
| SCM | Self-consistent Multipolar (method In Metal Cluster Calcns.) |
| GBM | Glomerular Basement Membrane |
| MUSLE | Modified Universal Soil Loss Equation (erosion Model) |
| CWM | Chem. Warfare Materials |
| I-TEQ | International Toxic Equivalent |