| Acronym | Meaning |
| NIDRR | National Institute On Disability Research And Rehabilitation |
| SUD | Subject Under Discussion |
| NG | Nanogram - Ndonga Language (ISO 639-1 Code) |
| CIB | Complete In Box (Internet Auction/trading Listings) |
| SMTP | Simple Mail Transfer Protocol |
| HN | Honduras (ISO 3166 Digram) |
| KR | Kiribati (FIPS 10-4 Country Code) - Republic Of Korea (ISO 3166 Digram) |
| MGB | Medium Girder Bridge |
| THA | Thailand (ISO 3166 Trigram) |
| MOVES | Modeling |