| Acronym | Meaning |
| ELMO | Energy-localized Molecular Orbital |
| MEAN | Multipole-extracted Adiabatic-nuclei (for Electron-molecule Collisions) |
| RAHB | Resonance-assisted Hydrogen Bond |
| PHEMT | Pseudomorphic High Electron Mobility Transistor |
| SSE | Spinless Salpeter Equation |
| FOLZ | First-order Laue Zone |
| PBCSBR | Porous Biomass Carrier Sequencing Batch Reactor |
| NMOC | Nonmethane Organic Compound(s) |
| QET | Quasi-equilibrium Theory |
| PMLG | Phase Modulated Lee-Goldburg (NMR Spectrometry) |