| Acronym | Meaning |
| HEMT | High Electron Mobility Transistor |
| OSCAR | Oxidn. And Scavenging Characteristics Of April Rains |
| EFLE | Enhanced-fluidity Liquid Extraction |
| NRM | Nuclear Reference Material |
| ROSINA | Rosetta Orbiter Spectrometer For Ion And Neutral Analysis |
| HEAL | Human Exposure Assessment Location |
| NASQUAN | National Stream Water Quality Accounting Network |
| RMPP | Risk Management And Prevention Program |
| SCBA | Self-consistent Born Approximation |
| MAB | Molecular Aharonov-Bohm (electronic-structure Effect) |