| Acronym | Meaning |
| IRS | Indian Remote-sensing Satellite |
| ACACIA | A Consortium For The Application Of Climate Impact Assessments |
| AFPEO/ST | Air Force Programs Executive Officer |
| INS | Inertial Navigation System |
| SAM | Subsynoptic Advection Model |
| SAO | Semiannual Oscillation |
| ACE-1 | Aerosol Characterization Experiment |
| ATS | Advanced Technology Satellite |
| ACE-ASIA | Asian Pacific Regional Aerosol Characterization Experiment |
| FET | Field-effect Transistor |