| Acronym | Meaning |
 | AU | African Union (was OAU Before 2000) - American University -Astronomical Unit - Australia (ISO 3166 Digram) - Austria (FIPS 10-4 Country Code) |
| LUT | Limited User Test(ing) - Local User Terminal |
| ANS | Applied And Natural Sciences |
| ABN | Australian Business Number (a Number Issued By The Australian Government As Registration Of A Business And Used For Taxation Purposes) |
| MASER | Microwave Amplification By Stimulated Emission Of Radiation |
| PVC | Permanent Virtual Circuit - PolyVinyl Chloride - Premature Ventricular Contraction - Primary Visual Cortex |
| RTS | See Entry |
| OMA | Open Mobile Alliance - Operations & Maintenance |
| KHM | Cambodia (ISO 3166 Trigram) |
| ASB | Associated Student Body - Alternative Service Book (Church Of England) |
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