| Acronym | Meaning |
| PPA | Pollution Prevention Act (of 1990) |
| SIC | Silicon Integrated Circuit |
| CGR | Crop Growth Rate |
| APP | Acoustic Phase Plate |
| VSEPR | Valence-shell Electron-pair Repulsion |
| TCO | Transparent Conducting Oxide |
| DFMFT | Density-functional Mean-field Theory |
| KTPP | Potassium Tripolyphosphate |
| CTE | Charge-transfer Efficiency |
| ILSI | International Life Sciences Institute |