| Acronym | Meaning |
| NWRC | National Weather Records Center |
| EV | Earned Value |
| DCTN | Defense Commercial Telecommunications Network |
| IDNDR | International Decade For Natural Disaster Reduction |
| ACO/UK | ACO/United Kingdom |
| LWC | Liquid Water Content |
| UMP | Upper Mantle Project |
| ANS | American Nuclear Society |
| NAPAP | National Acid Precipitation Assessment Program |
| ATSR | Along Track Scanning Radiometer |