| Acronym | Meaning |
| FOISD | Fiber Optic Isolated Spherical Dipole Antenna |
| TTS | T Tauri Star |
| MRE | Metal Responsive Element |
| WWTP | Wastewater Treatment Plant Or Process |
| NPDES | National Pollutant Discharge Elimination System |
| CHEMICS | Combined Handling Of Elucidation Methods For Interpretable Chemical Structures |
| IHP | Inositol Hexaphosphate |
| TLM | Triple Layer Model (of Adsorption) |
| CEOOWG | Commercial Earth And Ocean Observations Working Group |
| IAQ | Indoor Air Quality |