| Acronym | Meaning |
 | FACA | (US) Federal Advisory Committee Act |
 | A&S | Armament & Standardisation |
 | ACT | Adaptive Control Of Thought (cognitive Model) ? Australian Capital Territory (postal Symbol) ? American College Test(ing Program) |
 | CTSS | Compatible Time-Sharing System |
 | LJJ | Lord Justices Of Appeal |
 | PCI | U.S. Pacific Islands Trust Territory (ISO 3166 Trigram; Obsolete 1986) -Peripheral Component Interconnect (computer Bus) |
 | LARP | Live-Action Role-Playing |
 | TNT | TriNitroToluene |
 | ILS | Israeli Shekel (ISO 4217 Currency Code) |
 | TBBPA | TetraBromoBisPhenol-A |