| Acronym | Meaning |
| SCA | Semiclassical Approximation |
| SAXRD | Small-angle X-ray Diffraction |
| EIRFT | Extended Inversion-recovery Fourier Transform |
| AQDM | Air Quality Display Model |
| CVSEH | Correlated Valence Shell Effective Hamiltonian |
| MCK | Muscle Creatine Kinase |
| DAF | Decay-accelerating Factor |
| GLWQA | Great Lakes Water Quality Agreement |
| CDOM | Colored Dissolved Organic Matter |
| BGH | Bovine Growth Hormone |