| Acronym | Meaning |
| PWRI | Public Works Research Institute (Japan) |
| HIRLAM | High Resolution Limited Area Model |
| DLEED | Diffuse Low-energy Electron Diffraction |
| EVB | Effective Valence Bond (hamiltonian) |
| UA | United Atom |
| FAB | Fast Atom Bombardment (mass Spectrometry) |
| IDP | Inosine 5'-diphosphate |
| BCC | Basal Cell Carcinoma |
| DIM | Dissolved Inorganic Matter |
| TEMIS | Total Emissions Model For Integrated Systems |