| Acronym | Meaning |
| IRH | Infrared Hygrometer |
| RRB | Risk Reduction Branch |
| FEMA | Federal Emergency Management Agency |
| GPS CORS | Global Positioning System Continuously Operating Reference Stations |
| DSL | Distributed Software Libraries |
| MIMSA | Minority Institutions In Marine Sciences Association |
| CAG | Convective Airspace Guidance |
| PID | Prototype International Directory |
| AMRR | Army Material Research Reactor |
| USGCRP | United States Global Change Research Program |