| Acronym | Meaning |
| LDV | Local Defence Volunteers (British Home Guard) |
| TUN | Tunisia (ISO 3166 Trigram) |
| ASTIA | Armed Services Technical Information Agency |
| CI | Commission Internationale De L'?clairage |
| ASTREA | Aerial Support To Regional Enforcement Agencies (sheriff's Air Support Unit) |
| FAB | Feline Advisory Bureau (UK Feline Charity) |
| MAGNETAR | Metaprogrammable AGent NETwork ARchitecture |
| NIU | Niue (ISO 3166 Trigram) |
| HI | Hawaii (postal Symbol) |
| PC | Petacoulomb - U.S. Pacific Islands Trust Territory (ISO 3166 Digram; Obsolete 1986) -Personal Computer - Player Character (roleplaying) - Politically Correct / Political Correctness - Post Cibum (Latin |