ACM refers to:

Aviation

• AGM-129 ACM
• Air Chief Marshal
• Air combat manoeuvring
• Air cycle machine

Education

• Allegany College of Maryland
• Associated Colleges of the Midwest
• Association for College Management

Music

• Association for Contemporary Music, Russia
• Academy of Country Music
• Academy of Contemporary Music in Guildford, England

People

• Ant nio Carlos Magalh es, a Brazilian politician from the state of Bahia

Organizations

• Alliance for Community Media
• American Ceylon Mission
• Anti-cult movement
• Association for Computing Machinery, a scientific and educational computing society
• Australasian Correctional Management
• Australians for Constitutional Monarchy

Sports

• A.C. Milan

Technology

• Adaptive coding and modulation, a term used in wireless communication
• Alkyl acrylate copolymer, a type of rubber commonly found in automotive transmissions and hoses
• Aluminium Composite Material, a type of sandwich panel
• Association for Computing Machinery, a scientific and educational computing society
• Asynchronous Communication Mechanism
• Audio Compression Manager, a legacy audio component of Microsoft Windows
• Automated charging machine, a public mobile device charging station

Other uses

• Arnold Chiari malformation, a malformation of the brain
• Asbestos containing materials
• Attorney client matching

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