| Acronym | Meaning |
| MAK | Maximale Arbeitplatz Konzentration; Maximum Allowed Concentration At Workplace |
| CERN | Conseil Europeen Pour La Recherche Nucleaire |
| ICD | Implantable Cardioverter Defibrillator |
| PAP | Pancreatitis-associated Protein |
| BTCA | Best Technology Currently Available |
| IAHE | International Association For Hydrogen Energy |
| LADD | Lowest Acceptable Daily Dose |
| DMS | Dimethyl Sulfide |
| ULFM | Unified Ligand Field Model (for Mol. Electronic Energies) |
| SOLSE | Shuttle Ozone Limb Sounding Experiment |