| Acronym | Meaning |
| GRC | Greece (ISO 3166 Trigram) |
| KAU | Kanuri Language (ISO 639-2 Code) |
| ERI | Eritrea (ISO 3166 Trigram) |
| USNP | United States Newspaper Program |
| IEC | International Electrotechnical Commission |
| SIIT | Saskatchewan Indian Institute Of Technologies (Canadian University) - Sirindhorn International Institute Of Technology (Thai University) - Stateless IP/ICMP Translation Algorithm |
| BIF | Burundian Franc (ISO 4217 Currency Code) |
| ERV | Endogenous RetroVirus |
| RPS | Revolutions Per Second |
| IER | Information Exchange Requirement |