| Acronym | Meaning |
| DBTT | Ductile-to-brittle Transition Temperature |
| ALCHEMI | Atomic Location By Channeling Enhanced Microanalysis |
| EXRHF | Extended Restricted Hartree-Fock |
| FCA | Frozen-core Appproximation |
| AFP | Antifreeze Protein |
| GTDA | Generalized Tamm-Dancoff Approximation |
| HDP | High-density Plasma |
| ADI | Austempered Ductile Iron |
| PLI | Process Loading Intensity (of Biological Reactors) |
| LOES | Laser Optical Emission Spectroscopy |