| Acronym | Meaning |
| NASQAN | National Stream Quality Accounting Network |
| TCEQ | Texas Commission On Environmental Quality |
| SMILES | Superconducting Sub-Millimeter-wave Limb Emission Sounder |
| TDO | Truncated Diatomic Orbital (a MO) |
| AIC | Air Information Center |
| PIPLC | Phosphatidylinositol Phospholipase C |
| ACT | Acoustic Charge Transport |
| CSD | Correlated Single Determinant (wave Function) |
| BCP | Biphasic Calcium Phosphate |
| EBL | Electron-beam Lithography |