| Acronym | Definition |
|---|
| ACAC➣Academic Computing Advisory Council |
| ACAC➣Acetylacetone |
| ACAC➣Allen County Athletic Conference (Indiana) |
| ACAC➣Acetoacetate |
| ACAC➣Accord Commercial Anti-Contrefaçon (French: Anti-Counterfeiting Trade Agreement) |
| ACAC➣Area Command Aviation Coordinator |
| ACAC➣Association of College Admissions Counselors |
| ACAC➣Alberta Colleges Athletics Conference (Canada) |
| ACAC➣Arkansas Community Arts Cooperative |
| ACAC➣American Council for Accredited Certification (Glendale, AZ) |
| ACAC➣Air-Cooled Air Cooler (aviation) |
| ACAC➣Association des Chasseurs À l'Arc du Cher (French hunting association) |
| ACAC➣Access Customer Advocate Center |
| ACAC➣Association Champenoise des Automobiles de Collection (French automobile club) |
| ACAC➣Apparel Contractors Alliance of California |
| ACAC➣Automobile Club André Citroën (French automobile club) |
| ACAC➣Automated Direct Analog Computer |
| ACAC➣Air Control Area Commander |
| ACAC➣Army Combined Arms Center |
| ACAC➣Arvada Child Advocacy Center |