| Acronym | Meaning |
| IAUC | International Astronomical Union Circular |
| AFL | American Federation Of Labor - American Football League - Arena Football League - Australian Football League |
| ZM | Zettametre |
| ADM | Administrative -- Full Admiral (four Stars) In The U.S. Navy |
| GUM | Guam (ISO 3166 Trigram) |
| AGARDOGRAPH | Advanced Guidance For Alliance Research And Development Publication |
| GED | General Education Development |
| AMFRS | Advanced Multi-Function Radio Frequency System - Automatic Multisensor Feature-based Recognition System |
| ASD(SO&HA) | (U.S.) Assistant Secretary Of Defense (Special Operations & Humanitarian Assistance) |
| W/O | Without: Software W/o Documentation |