| Acronym | Meaning |
 | MOZAIC | Measurement Of Ozone And Water Vapor By Airbus In-Service Aircraft |
 | NREL | National Renewable Energy Laboratory (formerly SERI) |
 | NOI | Notice Of Intent |
 | ALOTS | Airborne Lightweight Optical Tracking System |
 | EIT | EUV (extreme Ultraviolet) Imaging Telescope |
 | FOE | First-order Exchange (in Electron-atom Scattering Calcn.) |
 | FCSA | Frequency-corrected Sudden Approxn. (in Mol. Collision Calcns.) |
 | ARIES | Advanced Reactor Innovation And Evaluation Studies |
 | ICHAZ | Intercritical Heat-affected Zone |
 | PDT | Photodynamic Therapy |