| Acronym | Meaning |
| CDR | Commander |
| MATS | U.S. Military Air Transport Service (1948-1966) |
| IP | Clipperton Island (FIPS 10-4 Territory Code) -Initial Point - Intellectual Property - Internet Protocol |
| MSIE | Microsoft Internet Explorer - Master Of Science In Industrial Engineering |
| OVC | Overcast (METAR Code) |
| EAC | Echelons Above Corps |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |
| VERITAS | Very Energetic Radiation Imaging Telescope Array System |
| WAD | Weapons Alert Designator |
| XSL | EXtensible Style Language |