| Acronym | Meaning |
| EHM | Extended Hubbard Model (hamiltonian) |
| CCT | Continuous Cooling Transformation |
| APWR | Advanced Pressurized Water Reactor |
| CCMET | Coupled-cluster Many-electron Theory |
| CSA | Cambridge Scientific Abstracts |
| ESS | Environmental Sampling For Safeguards |
| ESMO | Excited-state Molecular Orbital |
| EXRHF | Extended Restricted Hartree-Fock |
| ROD | Record Of Decision |
| BAZ | Biologically Active Zones |