| Acronym | Meaning |
| KKT | Kramers-Kronig Transformation |
| IUGG | International Union Of Geodesy And Geophysics |
| ECU | Electronic Control Unit |
| RAPIDS | Regional Air Pollutant Inventory Development System |
| SCPA | Single-site Coherent-potential Approximation (for Electronic Structure Calcns.) |
| TEAM | Thermal Energy Atomic And Molecular Beam Scattering |
| TESSA | Total Exhaust Solvent Scrubbing Apparatus |
| ECCI | Electron Channeling Contrast Imaging |
| NESHAP | National Emission Standards For Hazardous Air Pollutants |
| NCC | National Computing Center |