| Acronym | Meaning |
| DOT | Department Of Transportation |
| VIVAH | Vibrational Variational Hyperspherical (for Mol. Calcns.) |
| DGT | Diffusive Gradients In Thin Films |
| AFF | Aberration Free Focus |
| AMTEC | Alkali Metal Thermoelectric Converter |
| EIP | Economic Incentive Program |
| BER | Base Excision Repair |
| CMP | Compact Model Potential |
| LCGTO-FF | LCGTO-fitting Function |
| NTU | Number Of Transfer Units (in Packed Tower Aeration System) |