| Acronym | Meaning |
| WHH | Width At Half Height [in X-ray Diffraction] |
| OPEE | Organic Phase Enzyme Electrode |
| FIS | Field Ion Spectroscopy |
| SSW | Solid-state Welding |
| DIHEN | Direct Injection High Efficiency Nebulizer |
| ESEDD | Excited State Electron Density Differential Method |
| IGEFET | Interdigitated-gate-electrode Field-effect Transistor |
| ICCP | International Climate Change Partnership |
| BLTM | Branched Lagrangian Transport [model] |
| MLCK | Myosin Light Chain Kinase |