| Acronym | Meaning |
| EPER | European Pollutant Emission Register |
| SEC | Scaled External Correlation (extrapolation Method In CI Calcn.) |
| CTR | Calcitonin Receptor |
| EGU | European Geosciences Union |
| ICM | Injection Compression Molding |
| SBE | Starch Branching Enzyme |
| NWSIA | National Water Supply Improvement Association |
| FIRST | Field-portable Imaging Radiometric Spectrometer Technology |
| DLL | Dynamic Link Library |
| LCGDO | Linear Combination Of Generalized Diatomic Orbitals |