| Acronym | Meaning |
| RFWM | Resonant Four-wave Mixing |
| FEL | Fixed Emission Limit |
| VHAP | Volatile Hazardous Air Pollutant |
| IUGG | International Union Of Geodesy And Geophysics |
| CBO | Crude Born-Oppenheimer (wave Functions) |
| HH-GLF | Hyperspherical Harmonic-generalized Laguerre Function |
| SPG | Sequential Product (of) Geminals |
| PHT | Pulmonary Hypertension |
| TCO | Transparent Conducting Oxide |
| TACB | Texas Air Control Board |