| Acronym | Meaning |
| TSD | Technical Support Document |
| SCLS | Spectral Collocation (by) Least Squares |
| LIPS | Laser-induced Plasma Spectroscopy |
| SGBD | Steam Generator Blowdown |
| CCD | Chemical Composition Distribution [of Polymers] |
| FBA | Fluorescent Brightening Agent |
| IDMA | Isotopic Dilution And Mass Analysis |
| FPP | Fertilization Promoting Peptide |
| RD | Remedial Design |
| CDF | Cumulative Distribution Functions |