| Acronym | Meaning |
| PEARL | Prediction Air Quality In Urban And Regional Locations |
| PSD | Postsynaptic Density |
| SIRM | Scanning Infrared Microscope |
| UF | Ultrafiltration (water Treatment) |
| WFPC2 | Wide Field Planetary Camera 2 |
| IVCT | Intervalence Charge Transfer |
| IGCAR | Indira Gandhi Center Atomic Research |
| OPM | Optimized Potential Model |
| DEBITS | Deposition Of Biogeochemically Important Trace Species |
| CAP | Complex Absorbing Potential |