| Acronym | Meaning |
| HAZ | Heat-Affected Zone |
| MTT | Methylthiazol Tetrazolium (assay) |
| AFO | Association Of Field Ornithologists |
| AGB | Internal Nintendo Initialism (Advanced Game Boy) For Game Boy Advance |
| SCUBA | Self Contained Underwater Breathing Apparatus |
| BUR | Burma (ISO 3166 Trigram; Obsolete Since 1989) |
| AA | Afar Language (ISO 639-1 Code) |
| V&V | Verification & Validation |
| BAOR | British Army Of The Rhine |
| LU | Tshiluba Language (ISO 639-1 Code) |