| Acronym | Meaning |
| SMA | Spinal Muscular Atrophy |
| DDP | Didecyl Phthalate |
| DIP | Dissolved Inorganic Phosphorus |
| SA-CAS-SCF | State-averaged-complete Active Space-SCF |
| THC | Total Hydrocarbon |
| SGM | Scale Glass Melter |
| RPC | Regional Planning Commission |
| MBRSPT | Many-body Rayleigh-Schroedinger Perturbation Theory |
| AAAI | American Association For Artificial Intelligence |
| CSIN | Chemical Substance Information Network |