| Acronym | Meaning |
| MBE | Many-body Expansion (in Mol. Potential Energy Surface Calcn.) |
| ADEOS | Advanced Earth Observing Satellite |
| PDFT | Perturbation Density-functional Theory |
| SNS | Sympathetic Nervous System |
| ESIC | Earth Science Information Center |
| DPT | Diffuse Phase Transition |
| RBC | Rotating Biological Contactor |
| GMR | Giant Magnetoresistance |
| MSC | Multiplicative Scatter Correction |
| LOF | Lack Of Fit |