| Acronym | Meaning |
| SPC | Sector Processing Center |
| AER | AWIPS Forecast Preparation System |
| MILOX | Mid-Latitutde Ecosystem And Photochemical Oxidants |
| CALUTRON | California University Cyclotron |
| DAIRS | Differential Absorption Infrared Sensor |
| NCF | Network Control Facility |
| RECOURSE | Revision Control Unifying Related Environments |
| SDS | Solar Disk Sextant |
| BARC | Bhabha Atomic Research Centre |
| CCAA | Canadian Clean Air Act |