| Acronym | Meaning |
| LEO | Low Earth Orbit |
| PASPE | Photochemically Accumulated Stimulated Photon Echo |
| LAXS | Large-angle X-ray Scattering |
| FES | Field Emission Spectroscopy |
| GPMS | Galileo Probe Mass Spectrometer |
| ELNES | Electron Energy-loss Near Edge Structure |
| DSH | Dye-sensitized Heterojunction |
| IVF | In Vitro Fertilization |
| APRF | Army Pulse Radiation Facility |
| SBS | Stimulated Brillouin Scattering |