| Acronym | Meaning |
| DIB | Diffuse Interstellar Band |
| APET | Amorphous Poly(ethylene Terephthalate) |
| HDR | Hot Dry Rock (geothermal Reservoir) |
| SCRP | Specific Chelation |
| PAMSA | PCR Amplification Of Multiple Specific Alleles |
| RIOSA | Reactive Infinite-order Sudden Approxn. |
| USPC | Unoccupied-states Potential Correction |
| RAPID | Ruggedized Advanced Pathogen Identification Device |
| PTGF | Perturbative-type Green Function |
| SMBC | Soil Microbial Biomass Carbon |