| Acronym | Meaning |
| SLI | Starter Light Ignition (lead Batteries) |
| TZP | Tetragonal Zirconia Polycrystal |
| PLY | Photoluminescence Yield |
| SCOPW | Self-consistent Orthogonalized Plane Wave |
| PNRA | Photon-tagged Nuclear Reaction Analysis |
| GNP | Gross National Product |
| TFEL | Thin-film Electroluminescence |
| DQO | Data Quality Objectives |
| PAL | Positron Annihilation Lifetime |
| GDA | Glow Discharge Atomization (for Atomic Absorption Spectrometry) |