| Acronym | Meaning |
| FONDA | First-order Nondegenerate Adiabatic (theory For Electron-mol. Inelastic Scattering) |
| FGHAZ | Fine Grain Heat-affected Zone |
| ISTP | International Solar Terrestrial Physics |
| OSCAR | Oxidn. And Scavenging Characteristics Of April Rains |
| ECR | Electron Cyclotron Resonance |
| LEL | Lower Explosion Limit |
| APCRC | Australian Petroleum Cooperative Research Center |
| YIG | Yttrium Iron Garnet |
| LGFSTF | Liquefied Gaseous Fuels Spill Test Facility (DOE Mercury |
| SADVR | Symmetry-adapted Discrete Variable Representation (in Mol. Wave Function Calcn. For Nuclear Motion On A Given PES) |