| Acronym | Meaning |
| LAWS | Laser Atmospheric Wind Sounder (NASA) |
| SRA | Sudden Rotation Approximation |
| FAO | Floating Atomic Orbital |
| CREG | Cross-reactive Group |
| VAWI | Variable Wavelength Interferometry |
| EPOCA | Environmental Project On Central America |
| GSA | Geological Society Of America |
| ECF | Elemental Chlorine Free [as In Nonchlorine Bleaching] |
| JAPIO | Japan Patent Information Organization |
| EUVE | Extreme Ultraviolet Explorer (NASA Satellite) |