| Acronym | Meaning |
| IAP | International Affiliates Program |
| ACEP | DOC Advisory Committee |
| PPB | Parts Per Billion |
| ATSR | Argonne Thermal Source Reactor |
| VUG | Visualization Users Group |
| MTL | Message Transfer Layer |
| SCOPE | Scientific Committee On Problems Of The Environment |
| MAPCON | A Routine Developed By Unidata For Contouring NPS Gridded Data On A Background Map From NetCDF Files |
| ADISS | Analytical Data Interchange And Storage Standards |
| OBC | Onboard Computer |