| Acronym | Meaning |
| MSD | Mass Storage Device |
| SIRIS | Stratospheric Infrared Interferometer Spectrometer |
| USJGOFS | United States Joint Global Ocean Flux Study |
| ABFEL | Air-based Free-electron Laser |
| LAI | Leaf Area Index |
| AIT | Audit Inventory Team |
| PEL | Photo-electron Layer |
| MSDOS | Microsoft Disk Operating System |
| AWE | Atomic Weapons Establishment |
| AMSOC | American Miscellaneous Society |