| Acronym | Meaning |
| LSW | Lifshitz-Slyozov-Wagner Theory |
| OMEGA | Method In Molecular Orbital Calculations |
| MCV | Mesoscale Convective Vortex |
| AQDHS | Air Quality Data Handling System |
| LT2ESWTR | Long-Term 2 Enhanced Surface Water Treatment Rule [of US EPA] |
| SCFX-CI | Excited-state Self-consistent Field Configuration Interaction |
| ARAT | Avion De Recherche Atmospherique Et Teledetection |
| RPC | Regional Planning Commission |
| NOD | Nonobese Diabetic |
| AAEM | Advanced Analytical Electron Microscope |