ACF

ACF or acf may refer to:

Organizations

Africa

• Active Citizen Force, temporary conscripts and volunteers in the South African Army

Asia

• Adivasi Cobra Force, extremist Santal organisation in Assam
• Arab Chess Federation
• Asian Couture Federation, a non-profit organisation for Asian designers

Australia

• Australian Chess Federation, the governing body for chess in Australia
• Australian Conservation Foundation, an Australian non-profit organisation promoting ecological sustainability

Europe

• ACF Fiorentina, Associazione Calcio Fiorentina, Italian football club
• Adventure Capital Fund, in the UK, chaired by Stephen Bubb
• Army Cadet Force, British youth organisation that offers progressive military training to boys and girls aged 12 to 18
• Ateliers et Chantiers de France, defunct French shipyard
• Automobile Club de France, prestigious men's club located on Place de la Concorde in Paris

North America

• Academic Competition Federation, unincorporated non-profit organization that runs collegiate quizbowl tournaments
• Administration for Children and Families, operating unit of the US Dept of Health & Human Services
• Adventist Christian Fellowship, the collegiate ministry of the Adventist church in North America
• American Car and Foundry Company, manufacturer of railroad rolling stock since 1899, now known as ACF Industries
• American Checker Federation, a non-profit organization governing the game of American checkers in the US
• American Culinary Federation, a professional chefs' organization established in 1929

Science and technology

• Advanced Component Framework, C++ component framework providing a scalable architecture for very complex applications
• African clawed frog, a species of South African aquatic frog of the genus Xenopus
• Algebraically closed field, abbreviated ACF when considered together as a class of models
• Anisotropic conductive film, a conductive adhesive system used in the electronics industry
• Autocorrelation function, mathematical tool used frequently in signal processing
• Access Control Facility, the prototype of the ACF2 third-party security software for IBM OS/VS
• Advanced Communication Function, a family of replacement products for telecommunications programs on some IBM computers replacing IBM Network Control Program, and ACF/VTAM

Medicine

• ACF (gene), human gene
• Aberrant crypt foci, a preneoplastic lesion on the mucosa of colon or rectum
• Antecubital fossa, part of the triangular area on the anterior view of the elbow joint of the human arm, commonly a site for cannulation
• Asymmetric crying facies, a minor congenital anomaly
• 2-Acetylfuran, a low melting solid or high boiling liquid

Other uses

• ACF River Basin, Apalachicola-Chattahoochee-Flint River Basin in the southeastern US
• Saint Lucian Creole French (ISO 639:acf), a French-based creole language spoken in Saint Lucia and Dominica