| Acronym | Meaning |
| IMPEACH-MBC | Improved Performance Accordion Heteronuclear Multiple-bond Correlation |
| PRRSV | Porcine Reproductive And Respiratory Syndrome Virus |
| SIG | Special Interest Group |
| AEP | American Electric Power (USA) |
| NMCSCF | Numerical Multiconfiguration Self-consistent Field |
| ASW | Augmented Spherical Wave |
| NPIRS | National Pesticide Information Retrieval System |
| TBAB | Tetrabutylammonium Bromide |
| ERIIS | Environmental Risk Information And Imaging Services |
| ACHRE | Advisory Committee On Human Radiation Experiments |