| Acronym | Meaning |
| CLS | Core Level Spectroscopy |
| RIKES | Raman-induced Kerr Effect Spectrometry |
| EDX | Energy Dispersive X-ray |
| SOP/EA | Split-operator Propagator (for) Electronically Adiabatic (phenomena) |
| ZMR | Zone-melting Recrystallization |
| LTO | Laguerre-type Orbital (an Ao) |
| MALS | Multi-angle Light Scattering |
| OCR | Optical Character Recognition |
| ASTRA | Alliance For Science And Technology Research In America |
| CNDOL | Complete Neglect Of Differential Overlap-azimutal Quantum Number (of Valence AO'S) |