| Acronym | Meaning |
| BOO | Bond Order Orbital |
| SOMO | Semioccupied Molecular Orbital |
| ALEX | Aerosol LIDAR Experiment |
| LAOS | Large Amplitude Oscillatory Shear |
| SOILVENT | Soil Venting Model |
| ZOLZ | Zero Order Laue Zone |
| HGH | Human Growth Hormone |
| TPLSM | Two-photon Laser-scanning Microscopy |
| EPCE-F2(SIGM | Effective Pair Correlation Energy Method With The Factor-two (f2) Approximation For Sigma-electron Systems |
| CRISTA | Cryogenic Infrared Spectrometers And Telescopes For The Atmosphere |