| Acronym | Meaning |
| TDDFT | Time-dependent Density-functional Theory |
| RIFM | Research Institute For Fragrance Materials |
| FIV | Feline Immunodeficiency Virus |
| EKT | Extended Koopmans Theorem |
| CFSTI | Clearinghouse For Federal Scientific And Technical Information |
| CONDO | Crystal Orbital Neglect Of Differential Overlap |
| EMF | Electromobility Focusing |
| BCOE | Barrels Of Crude Oil Equivalent |
| FHNC | Fermi Hypernetted Chain Method (in Quantum Statistics) |
| AESOP | Airborne Experiment To Study Ozone Production |