| Acronym | Meaning |
| AVCC | Average Carbonaceous Chondrites |
| BARF | Best Available Retrofit Facility |
| LDS | Leak Detection System |
| AEROCE | Atmosphere-Ocean Chemistry Experiment |
| SC-SI | Semiclassical State Interaction (method For Solving Schroedinger Equation) |
| SECI | Single Excitation Configuration Interaction |
| XUV | Extreme Ultraviolet |
| DPCILO | Differential Perturbative Configuration Interaction Using Localized Orbitals |
| ASIDIC | Association Of Information And Dissemination Centers |
| ERP | Environmental Review Process |