| Acronym | Meaning |
| BA | Best Atom (basis Set) |
| SC-RPA | Single-channel Random Phase Approximation |
| PEANUT | Phase-inverted Echo-amplitude Detected Nutation |
| AEAPS | Auger-electron Appearance-potential Spectroscopy |
| SCLR | Single Configuration Linear Response (theory) |
| FOCAL | Francais Ocean Et Climat Dans L'Atlantique Equatorial |
| AML | Acute Myeloid Leukemia |
| ASTSWMO | Association Of State And Territorial Solid Waste Management Officials |
| NHRL | Northern Hemisphere Reference Line |
| ICMA | Immunochemiluminometric Assay |