| Acronym | Meaning |
| AMS | Applied Mathematical Science |
| EMC | Environmental Modeling Center |
| ADC | Affiliated Data Center |
| GREM | Geopotential Research Explorer Mission |
| SRC | Science Research Council |
| AGR | Advanced Gas-cooled Reactor |
| MAPCON | A Routine Developed By Unidata For Contouring NPS Gridded Data On A Background Map From NetCDF Files |
| WWRP | World Weather Research Programme |
| AC | Area Coordinator |
| ARI | Alternate Rod Insertion |