| Acronym | Meaning |
| GVDW | Generalized Van Der Waals (a Free-energy D.-functional Theory) |
| DQ-MBPT | Double And Quadruple Excitation Diagrams In Many-body Perturbation Theory |
| CCTFA | Canadian Cosmetic, Toiletry And Fragrance Association |
| BLE | Bombardment-induced Light Emission |
| CAFO | Consent Agreement/Final Order |
| LFHO | Linearly Forced Harmonic Oscillator |
| RT-PCR | Reverse Transcription-polymerase Chain Reaction |
| IWRA | International Water Resources Association (USA) |
| ACORE | Atomic Core Orbitals |
| LRT | Long Range Transport |