| Acronym | Meaning |
| TOTE | Tropical Ozone Transport Experiment |
| HUPO | Human Proteome Organization |
| SRC | Solvent-refined Coal |
| IWRA | International Water Resources Association (USA) |
| ERP | Effective Refractory Period |
| IUGS | International Union Of Geological Sciences |
| SSOP | Sequence Specific Oligonucleotide Probe |
| DID | Dipole-induced-dipole (in Mol. Polarizabilities Calcn.) |
| CAC | Critical Aggregation Concentration |
| ISGF | Interferon-stimulated Gene Factor |