| Acronym | Meaning |
| TRCF | Transcription-repair Coupling Factor |
| SCCF | Spin-correlated Crystal Field |
| EGS | Echelle Grating Spectrometer |
| IGES | Institute Of Global Environment And Society |
| NLP | Natural Language Processing |
| SUMO | Small Ubiquitin-related Modifier |
| HWIR | Hazardous Waste Identification Rule |
| PPE | Poly(phenylene Ether)s |
| CGIAR | Consultative Group On International Agricultural Research |
| EDF | Energy Density Functional (theory In Electronic-property Calcn.) |