DCF may refer to: Medical Data clarification form in clinical trials Dénomination Commune Française, a formal French generic name for a drug Organizations Child protective services, called Department of Children and Families in some U.S. states Connecticut Department of Children and Families Florida Department of Children and Families Vermont Department for Children and Families Wisconsin Department of Children and Families DCF Advertising, an American advertising agency Delaware Community Foundation, a charitable organization Dominion Car and Foundry, a former Canadian railcar maker Donors Capital Fund, a Virginia-based donor advised charity Science Dichlorofluorescein, a fluorescent dye L-dopachrome isomerase, also called dopachrome conversion factor Technology DCF77, time signal radio station in Germany. Design rule for Camera File system, file system specification for digital cameras Device Configuration File, an element of the CANopen communication protocol Distributed coordination function, WLAN technique Double-clad fiber Document Composition Facility, IBM software Other uses Canefield Airport, Roseau, Dominica (IATA airport code) Dallas Christmas Festival Discounted cash flow, in financial analysis Direct Consular Filing, process related to immigration, US Dorothy Canfield Fisher Children's Book Award, Vermont, US Dyneema Composite Fabric, a high-performance non-woven composite material used in high-strength, low-weight applications. Supervised injection site, also called drug consumption facility The theory of differentially closed fields