| Acronym | Meaning |
| GEXRF | Grazing-emission X-ray Fluorescence |
| SHBG | Sex Hormone-binding Globulin |
| APAES | Appearance Potential Auger Electron Spectroscopy |
| LACO | Linearized Atomic Cell Orbital (in Energy-band Calcn.) |
| TPCF | Two-point Correlation Function |
| DPSSL | Diode Pumped Solid State Laser |
| RTDF | Remediation Technologies Development Forum |
| MIMS | Membrane Introduction Mass Spectrometry |
| XPM | Cross-phase Modulation |
| EPS | Emission Preprocessor System |