| Acronym | Meaning |
| MPMMG | Marine Pollution Monitoring Management Group (UK) |
| ATD | Atmospheric Technology Division |
| AIR RISC | Air Risk Information Support Center |
| CTGF | Connective Tissue Growth Factor |
| CMC | Coupled Multiconfiguration |
| EA-EOMCC | Electron Attachment-equation Of Motion Coupled Cluster |
| ATPASE | Adenosine Triphosphatase |
| PFWM | Parametric Four-wave Mixing |
| PA | Preliminary Assessment |
| QDVPT | Quasidegenerate Variational Perturbation Theory |