| Acronym | Meaning |
| REPELS | Reemitted Positron Energy Loss Spectroscopy |
| T-GAS | Trace Gas Accounting System |
| ASD | Active Subslab Soil Depressurization (for Radon Minimization In Buildings) |
| SDY | Spin Drawn Yarn |
| WAP | Wireless Application Protocol |
| FMAP | Fano-Macek Alignment Parameter (in Electron-impact Excitation Of Ions) |
| STF | Slater-type Function |
| CROCUS | Cost Of The Energy Service Related To Overall Efficiency With Incentives For Infrastructure At Unchanged Service |
| TPR | Tetratricopeptide Repeat |
| CRM | Certified Reference Material |