| Acronym | Meaning |
| CATI | Colorado Advanced Technology Institute |
| AFV | Alternative Fuel Vehicle |
| EM-SCATTERING | Electromagnetic Scattering |
| C | A Programming Language Used Extensively In Systems Software |
| IF | In-flight |
| INFOTERRA | International Environmental Research And Referral Service Of UNEP |
| USAFGL | United States Air Force Geophysical Laboratory |
| DOI | Department Of Interior |
| CCCMA | Canadian Centre For Climate Modeling And Analysis |
| IADB | Interactive Ancillary Data Base |