| Acronym | Meaning |
| CRABP | Cellular Retinoic Acid-binding Protein |
| WERC | Waste-management Education & Research Consortium |
| XGRS | X-ray/gamma-ray Spectrometer |
| SHM | Screened Hydrogenic Model (for Electronic Structure In Plasmas) |
| HFP | Hartree-Fock (plus) Pauli (terms) |
| BMC | Bone Mineral Content |
| EIS | Emissions Inventory System (US EPA Air Database) |
| CAWAI | Commission On Atomic Weights And Isotope Abundances |
| NTS | Nevada Test Site |
| LCGO | Linear Combination Of Gaussian Orbitals |