| Acronym | Meaning |
| UNGEGN | United Nations Group Of Experts On Geographic Names |
| ULF | Ultra Low Frequency |
| AD LOC. | Ad Locum (Latin |
| ACHT | Average Call Hold Time |
| XML | EXtensible Markup Language |
| APHE | Armour-Piercing |
| CN | Canadian National (railway) -China (ISO 3166 Digram) - Comoros (FIPS 10-4 Country Code) |
| KAZ | Kazakh Language (ISO 639-2 Code) |
| KAS | Kashmiri Language (ISO 639-2 Code) |
| CENZUB | Centre D'entra?nement Aux Actions En Zone Urbaine (French |