AAC

Noun

• Initialism of advanced audio coding
• Initialism of aerated autoclaved concrete
• Initialism of aeronautical approach chart
• Initialism of affirming Anglican catholicism
• Abbreviation of airborne aircraft carrier
• Initialism of aircraft armament change
• Initialism of [[anno, in the year before Christ.
• Initialism of anti-aircraft command
• Initialism of area advisory committee
• Initialism of augmentative and alternative communication

Proper Noun

• Initialism of American Alumni Council, now known as Council for Advancement and Support of Education
• Initialism of Association of American Colleges, now known as Association of American Colleges and Universities
• Australian Air Corps, now known as Royal Australian Air Force
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}; Army Air Corps
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of {{w}}
• Initialism of Advanced Aircraft Corps
• Initialism of Aerial Ambulance Company
• Initialism of Aeronautical Advisory Council
• Initialism of Aluminum Annodizers Council
• Initialism of Allumnae Advisory Center
• Initialism of American Academy of Criminalists
• Initialism of American Archery Council
• Initialism of American Association of Criminology
• Initialism of American Atheist Center
• Initialism of Anti-aircraft Corps
• Initialism of Association of American Choruses
• Initialism of Australian Apprentiship Centre
• Initialism of Australian Association of Chiropractors
• Initialism of Auto Avia Contruzione, Enzo Ferrari's first company.
• Initialism of Automotive Advertisers Council
• Initialism of Auxiliary Artillery Corps
• Initialism of Auxiliary Army Corps