| Acronym | Meaning |
| HFAC | Human Factors (aytchfak) |
| SMIL | Synchronized Multimedia Integration Language |
| APEDS | AMSAA Performance Estimates Data System |
| CIV | C?te D'Ivoire (ISO 3166 Trigram) |
| MKD | Macedonian Denar (ISO 4217 Currency Code) - Republic Of Macedonia (ISO 3166 Trigram) |
| KIR | Kiribati (ISO 3166 Trigram) |
| MI | M?ori Language (ISO 639-1 Code) |
| CISB | Complete In Sealed Box (Internet Auction/trading Listings) |
| PWC | PieceWise Constant (describing A Mathematical Function) |
| WTB | Wales Tourism Board - Warenterminb?rse Hannover |