| Acronym | Meaning |
| LIRE | Laser Ionization Recombination Emission |
| EDGAR | Electronic Data Gathering |
| HDPE | High-density Polyethylene |
| ASNT | American Society For Nondestructive Testing |
| BTE | Boltzmann Transport Equation |
| IUGS | International Union Of Geological Sciences |
| HCI | Human-Computer Interface |
| HIM | Hydroxy Interlayered Minerals (clay Minerals) |
| PREELS | Position-resolved Electron Energy Loss Spectroscopy |
| AGFA | Asymptotic Green Function Approxn. |