| Acronym | Meaning |
| OPHF | Orbital-polarized Hartree-Fock |
| SETM | Statistical Electron Transfer Model (for Electron-exchange Collisions) |
| EBT | Extended Brillouin Theorem |
| TLP | Tension Leg Platform |
| ILAS | Improved Limb Atmospheric Spectrometer |
| VPDB | Vienna Peedee Belemnite |
| NSP | North Sea Project |
| BEAUTY | BLAST Enhanced Alignment Utility |
| LCGO | Linear Combination Of Group Orbitals |
| LLOD | Lower Limit Of Detection |