| Acronym | Meaning |
| AX | land Islands (ISO 3166 Digram) |
| DRPR | Drawing Practices |
| YGO | Yu-Gi-Oh! |
| ZT | Zeptotesla |
| LAT | Lowest Astronomical Tide (nautical Charts) |
| USS | United States Ship (sometimes Meaningless; See Star Trek) |
| DDR&E | (U.S.) Director Of Defense Research And Engineering (1958?1978) |
| QANTAS | Queensland And Northern Territory Aerial Services |
| MCMV | Mine Counter-Measure Vessel |
| RPV | Remotely Piloted Vehicle |