| Acronym | Meaning |
| RAINS | Regional Acidification Information And Simulation |
| HDR | Hot Dry Rock (geothermal Reservoir) |
| AHSV | African Horsesickness Virus |
| AIRS | Atmospheric Infrared Sounder |
| SGBD | Steam Generator Blowdown |
| CCPS | Center For Chemical Process Safety |
| SWRRB | Simulation For Water Resources In Rural Basins |
| MCN | Microconcentric Nebulizer |
| BIOSIS | BioSciences Information Service |
| LAO | London Atomic Orbital |