| Acronym | Meaning |
| BCS | Bardeen-Cooper-Schrieffer |
| IGCC | Integrated Gasification Combined Cycles (electric Power Generation Technology) |
| OHD | Optical Heterodyne Detection |
| RSR | Rapid Solidification Rate |
| AFFF | Aqueous Film-forming Foam |
| NEROS | Northeast Regional Oxidant Study |
| CPED | Convergent Probe Electron Diffraction |
| FTM | Fault Tree Model |
| GRM | Geopotential Research Mission (USA Satellite) |
| UNESCO | United Nations Educational |