| Acronym | Meaning |
| HAA | Haloacetic Acid |
| VPS | Vacuum Plasma Spraying |
| RMAPS | Receptor Model Applied To Patterns In Space |
| GIWA | Global International Waters Assessment |
| THTR | Thorium High Temperature Reactor |
| ARC | AIDS-related Complex |
| AEPECS | Auger Electron-photoelectron Coincidence Spectroscopy |
| BLEVE | Boiling Liquid Expanding Vapor Explosion |
| HPCN | High-Performance Computing And Networking |
| HAISP | High Altitude Interactive Science Platform |