| Acronym | Meaning |
| SIIA | Software & Information Industry Association |
| FCCSET | Federal Coordinating Council On Science |
| QFEB | Quasi-free Electron Bremsstrahlung |
| X-SAR | X-Band Synthetic Aperture Radar |
| BLS | Bureau Of Labor Statistics |
| ESPRIT | European Strategic Programme For Research And Development In Information Technology |
| ERDA | US Energy Research And Development Administration |
| MMSE | Minimum Mean Square Error |
| TWTA | Traveling Wave Tube Amplifier |
| APWP | Apparent Polar Wander Path |