| Acronym | Meaning |
| GNF | Guinean Franc (ISO 4217 Currency Code) |
| HDL | High-Density Lipoprotein |
| MTT | Methylthiazol Tetrazolium (assay) |
| GU | Gujarati Language (ISO 639-1 Code) |
| ZHO | Chinese Language (ISO 639-2 Code) |
| GULCR | Grupo De Usuarios De Linux De Costa Rica |
| BVT | Bouvet Island (ISO 3166 Trigram) |
| UZB | Uzbek Language (ISO 639-2 Code) |
| USEC | United States Enrichment Corporation |
| NICP | National Inventory Control Point |