| Acronym | Meaning |
| ITD | Ion Trap Detector (mass Spectrometry) |
| IUPHAR | International Union Of Pharmacology |
| HHPN | Hydraulic High Pressure Nebulization |
| MCM | Multiconfigurational (variation Of) Moments (for Mo Correlation Diagrams Calcn.) |
| LOICZ | Land-Ocean Interactions In The Coastal Zone |
| CCA | Canonical Correspondence Analysis |
| SCRPA | Self-consistent Random Phase Approximation |
| EHC | Environmental Health Committee |
| PCEM | Point-charge Electrostatic Model |
| PMA | Pharmaceutical Manufacturers Association |