| Acronym | Meaning |
 | AL | Alabama (postal Symbol) - Albania (FIPS 10-4 Country Code; ISO 3166 Digram) -Anno Lucis (Latin |
| AHPCRC | Army High Performance Computing Research Center |
| SAS | Scandinavian Airline Systems - Second Avenue Subway - Situational Awareness System - Special Air Service - Studies |
| MTT | Methylthiazol Tetrazolium (assay) |
| JREF | James Randi Educational Foundation |
| FCA | Fraction Of Combat Active Forces |
| YS | Yottasecond |
| MSR | Main Supply Route - Module Service Record -Montserrat (ISO 3166 Trigram) -Motor Schlepp Regulung |
| NV | Nevada (postal Symbol) |
| OSS | Ossetic Language (ISO 639-2 Code) |
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