| Acronym | Meaning |
| ATM | Division Of Atmospheric Sciences |
| NPP | Net Primary Productivity |
| C++ | An Object-oriented Programming Language Based On C |
| AFOE | Advanced Fiber Optic Echelle |
| IARP | International Atmospheric Research Program |
| PIN | Power Input |
| IOC | Initial Operating Capability |
| LPATS | Lightning Position And Tracking System |
| AIRFA | American Indian Religious Freedom Act |
| ASL | Atmospheric Science Laboratory |