| Acronym | Meaning |
| SOLSE | Shuttle Ozone Limb Sounding Experiment |
| MCEP | Multiconfigurational Electron Propagator (in Ionization Potential Calcns.) |
| SCR | Solar Cosmic Rays (related To Spacecraft And Space Travel) |
| MARS | Multivariate Adaptive Regression Splines |
| CMA | Cylindrical Mirror Analyzer |
| TTO | Transient Tracers In The Ocean |
| HIMU | High U/Pb Mantle (component) |
| CTGF | Connective Tissue Growth Factor |
| MLTCS | Mesosphere-lower Thermosphere Coupling Study |
| RIXS | Resonant Inelastic X-ray Scattering |