| Acronym | Meaning |
| RSR | Rapid Solidification Rate |
| FWM | Four-wave Mixing |
| IMPPT | Intermolecular Moeller-Plesset Perturbation Theory |
| OA | Office Of The Administrator |
| LHON | Leber's Hereditary Optic Neuropathy |
| EFA | Essential Fatty Acid |
| OCE | One-center Expansion (SCF MO Method) |
| FUBAR | F(ouled) Up Beyond Recognition |
| ISST | International Subcommission On Stratigraphic Terminology |
| MFI | Modified Fouling Index |