| Acronym | Meaning |
| WWCOT | Whisker Wall Coated Open Tubular Column |
| NDTT | Nil Ductility Transition Temperature |
| AIRDAS | Airborne Infrared Disaster Assessment System |
| DWTT | Drop-weight Tear Test |
| VE-PPP | Variable Electronegativity PPP |
| HNN | Hybrid Neural Network |
| ASME | American Society Of Mechanical Engineers |
| DIDP | Diisodecyl Phthalate |
| VPAM | Variable Phase Amplitude Method (for Electron-atom Scattering) |
| CIPSI | Configuration Interaction Perturbing A Multiconfigurational Zeroth-order Wave Function Selected Iteratively |