| Acronym | Meaning |
| N-AWIPS | National Centers Advanced Weather Interactive Processing Systems |
| BBRR | Brookhaven Beam Research Reactor |
| PFU | Proto Flight Unit |
| WWW | World Wide Web |
| ESD | Environmental Satellite Data |
| IHOP 2002 | International H2O Project 2002 |
| MACRAT | Middle-Atmosphere Chemistry |
| GOOS | Global Ocean Observing System |
| AFNE | American For Nuclear Energy |
| PELTI | Passing Efficiency For The Low Turbulence Inlet |