ACI

• ACI (conglomerate)
• ACI Worldwide
• Accusative and infinitive
• Ace Combat Infinity
• Aci Castello
• Acireale
• Acis and Galatea
• Adjacent-channel interference
• Adriatic Croatia International Club
• Aero Club of India
• Agincourt Collegiate Institute
• Air Cargo Inc
• Aircalin
• Airports Council International
• Aka-Cari language
• Alderney Airport
• American Collegiate Institute
• American Competitiveness Initiative
• American Concrete Institute
• American Constitutional Initiative
• Anti-Corruption Ireland
• Application container image
• Arch Coal
• Aurora Cable Internet
• Autologous chondrocyte implantation
• Automobile Club d'Italia
• Aviators Code Initiative
• Aviazione Cobelligerante Italiana
• Cisco
• College of Idaho
• Jaci (river)
• Mayday (Canadian TV series)
• automatic equipment identification
• software-defined networking