| Acronym | Meaning |
| MRCI | Multireference Configuration Interaction |
| NMO | Natural Magnetic Orbital |
| BLNK | B Cell Linker Protein |
| FLIP | FLICE-inhibitory Protein |
| PAGIF | Polyacrylamide Gel Isoelectric Focusing |
| IMG | Interferometric Monitor For Greenhouse Gases |
| NCSRP | National Contaminated Sites Remediation Program |
| MAT | Microactivity Tests |
| FWE | Faddeev-Watson Expansion (for T-operator In Atomic Collisions) |
| TRAM | TRansient And Accident Management |