| Acronym | Meaning |
| RGA | Residual Gas Analysis |
| EDXRF | Energy Dispersive X-ray Fluorescence |
| PMS | Premenstrual Syndrome |
| ROMP | Restricted Open-shell Moeller-Plesse |
| PAES | Positron-induced Auger Electron Spectroscopy |
| SESAME | Second European Stratospheric Arctic And Midlatitude Experiment |
| DEM | Distinguishable Electron Method |
| CIOSC | Combined Intelligence Objectives Sub-Committee |
| SEAM | Scanning Electron Acoustic Microscopy |
| ACS | American Chemical Society |