| Acronym | Meaning |
| LMFBR | Liquid-Metal Fast Breeder Reactor |
| HD | Hydrogen Damage |
| CTFA | Cosmetic, Toiletry And Fragrance Association |
| SPF | Specific Pathogen-free |
| EMF | Electromotive Force |
| CCST | Complex Coordinate Scattering Theory |
| UMTRCA | Uranium Mill Tailings Radiation Control Act |
| ENCS | Existing And New Chemical Substances |
| CDP | Contracted Density Product (in Simplification Of MO Calcns.) |
| IIASA | International Institute Of Applied Systems Analysis (near Vienna |