| Acronym | Meaning |
| EUSES | European Union System For Evaluation Of Substances |
| NIRS | National Inorganics And Radionuclides Survey |
| ECP | Effective Core Potential Approxn.(in Electronic-structure Calcn.) |
| PWSA | Ports And Waterways Safety Act |
| ODC | Optimized Double Configuration |
| MIMIC | Microwave And Millimeter Wave Monolithic Integrated Circuit |
| MLSCN | Molecular Libraries Screening Centers Network |
| OMMSQA | Office Of Modeling |
| LFC | Loss-free Counting |
| MSFA | Monosegmented Flow Analysis |