| Acronym | Meaning |
| RKB | Restricted Kinetic Balance (method In Calcns. Of Wave Functions And Energies) |
| PSF | Point Spread Function |
| CEPA | Correlated Electron Pair Approxn. |
| IPWO | Interface Plane Wave Orbitals |
| SCTD | Superconducting Current Transfer Device |
| STEREO | Solar TErrestrial RElations Observatory |
| FFV | Flexible Fuel Vehicle |
| AUSM | Advanced Utility Simulation Model |
| QCP | Quantized Classical Path (method For Calcg. Quantum-mech. Rate Consts.) |
| WAP | Wireless Application Protocol |