| Acronym | Meaning |
| AOA | Angle Of Attack [propulsion] |
| LNG | Liquefied Natural Gas |
| PIPICO | Photoion-photoion Coincidence |
| WBEPM | Weakest Bound Electron Potential Model (theory In Calcns. Of Ionization Potentials) |
| RPWBA-BC | RPWBA With Corrections For Increased Binding Energy And Coulomb Deflection |
| CIWEM | Chartered Institution Of Water And Environmental Management |
| VSP | Vertical Seismic Profile |
| NEDT | Noise Equivalent Delta T |
| PO | Projection Operator |
| NRD | Natural Resource Damage |