| Acronym | Meaning |
| MGB | Medium Girder Bridge |
| SF&F | Science Fiction & Fantasy |
| SMIL | Synchronized Multimedia Integration Language |
| OGO | Other Government Organization |
| DHSS | UK Department Of Health And Social Security |
| UCF | University Of Central Florida |
| OSD | U.S. Office Of The Secretary Of Defense |
| NRAO | National Radio Astronomy Observatory |
| PLM | Polarized Light Microscope/Microscopy |
| AK | Attokelvin |