| Acronym | Meaning |
| ERN | Eritrean Nakfa (ISO 4217 Currency Code) |
| DPRK | Democratic People's Republic Of Korea |
| AIRFA | American Indian Religious Freedom Act |
| SKK | Slovak Koruna (ISO 4217 Currency Code) |
| CSK | Czechoslovakia (ISO 3166 Trigram; Obsolete Since 1993) |
| KAU | Kanuri Language (ISO 639-2 Code) |
| SNP | Single Nucleotide Polymorphism |
| TTZ | Tetrazolium |
| GEBCO | General Bathymetric Chart Of The Oceans |
| HMF | HydroxyMethyl Furfural |