| Acronym | Meaning |
| FFAR | Fuel And Fuel Additive Registration |
| TDA-2PH | Two-particle One Hole Tamm-Dancoff Approximation |
| FODA | Fiber Optic Doppler Anemometry |
| CHAART | Center For Health Applications Of Aerospace-Related Technologies |
| LIR | Limiting Infiltration Rate |
| FSGO | Floating Spherical Gaussian Orbital |
| AOB | Adiabatic Oxygen Bomb (calorimeter) |
| PHF | Paired Helical Filament |
| RHEED | Reflection High-energy Electron Diffraction |
| IRSL | IR Stimulated Luminescence |