| Acronym | Meaning |
| CIDA | Cometary Impact Dust Analyzer |
| CLOS | Common Lisp Object System (language) |
| BSF | Back Surface Field (solar Cell Structure) |
| SSRI | Selective Serotonin Reuptake Inhibitor |
| DMS | Dimethyl Sulfide |
| PSP | Progressive Supranuclear Palsy |
| DFTS | Dispersive Fourier Transform Spectrometry |
| LERS | Low-energy Recoil Scattering |
| HSA | Hyperspherical Adiabatic (for Resonances In Electron-atom Scattering. Energy Levels |
| PF | Polar Front |