| Acronym | Meaning |
| CDEDW | Centrifugally-decoupled Exponential Distorted Wave |
| ESTEC | European Space Research And Technology Centre |
| GMAW | Gas Metal Arc Welding |
| NOD | Nitrogenous Oxygen Demand |
| PRB | Permeable Reactive Barrier |
| IMHEX | Internally Manifolded Heat Exchanger (molten Carbonate Fuel Cell Design) |
| HSA | Hyperspherical Adiabatic (for Resonances In Electron-atom Scattering. Energy Levels |
| TOX | Total Organic Halide |
| MCV | Mean Corpuscular Volume |
| NPOC | Nonpurgeable Organic Carbon |