| Acronym | Meaning |
| SWICH | Solid Waste Information Clearinghouse And Hotline |
| HTMR | High Temperature Metal Recovery |
| CD | Coulomb Dipole (in Electron-atom Impact Ionization Calcns.) |
| DRFM | Digital Radio-frequency Memory |
| INEEL | Idaho National Engineering And Environmental Laboratory |
| HUG | HART User Group |
| ESRF | European Synchrotron Radiation Facility |
| RS | Rayleigh Schroedinger (perturbation Theory) |
| PCI | Perturbative Configuration Interaction |
| CDSI | Committee On The Dissemination Of Scientific Information |