| Acronym | Meaning |
| FI | Fouling Index |
| DHF | Decoupled Hartree-Fock |
| CGC | Capillary Gas Chromatography |
| LFC | Load Frequency Control (battery Systems) |
| TSE | Transmissible Spongiform Encephalopathies |
| GDIM | Generalized Diatomics-in-molecules (theory) |
| IP | Inhalable Particle |
| NMJ | Neuromuscular Junction |
| CYCLOPS | Cyclically Ordered Phase Sequence |
| FARCE | Freezing At Reactive Centers Of Enzymes |