| Acronym | Meaning |
| GHO | Generalized Hybrid Orbital (ao) |
| ISTEA | Intermodal Surface Transportation Efficiency Act |
| GTN | Global Trend Network |
| ESC | Embryonic Stem Cell |
| ASB | Aerobic Stabilization Basin |
| CCDW | Commensurate Charge-density Wave |
| CFHH | Correlation-function Hyperspherical Harmonic (method For Calcn. Of Wave Functions) |
| ILAS | Improved Limb Atmospheric Spectrometer |
| ASCO | American Society Of Clinical Oncology |
| MDMI | Monodisperse Dried Microparticulate Injector |