CDF

CDF is a three-letter acronym that may refer to:

Mathematics, science, and computers

 * .cdf (formerly known as "AIA Format"), the ANDI/netCDF scientific data interchange file format
 * Cation diffusion facilitator, transport protein
 * Channel Definition Format, an XML standard
 * Chip Description File, a genomic analysis file format
 * Chlorinated dibenzofuran(s), a.k.a. polychlorinated dibenzofurans
 * Cohen–Daubechies–Feauveau wavelet
 * Collider Detector at Fermilab
 * Comma-delimited format, now referred to as .csv (comma-separated values)
 * Common Data Format, NASA software
 * Composite Document File, a Microsoft compound document file format
 * Compound Document Format, a set of W3C standards on a specific compound document format
 * Computable Document Format, a format for interactive data visualizations
 * Core Damage Frequency, a term used in probabilistic risk assessment for nuclear power plants
 * Cumulative distribution function

Organizations

 * California Department of Forestry and Fire Protection
 * Canal del Fútbol (Chile)
 * Ceylon Defence Force
 * Chief of the Defence Force (disambiguation), position in multiple countries
 * Children's Defense Fund (U.S.)
 * Ciskei Defence Force
 * "Congregation for the Doctrine of the Faith (CDF)": former name of Dicastery for the Doctrine of the Faith (DDF)
 * Constituency Development Fund
 * Cooperative Development Foundation (U.S.)
 * Crypto Developers Forum

Transport

 * Cardiff Central railway station, National Rail station code CDF
 * Cortina Airport, Italy (IATA code CDF)

Other

 * CDF Croisières de France, a cruise ship operator
 * Chesapeake Detention Facility
 * Clostridium difficile (bacteria)
 * ESA's Concurrent Design Facility at ESTEC
 * Congolese franc, the ISO 4217 code for the currency of the Democratic Republic of Congo
 * Constructive developmental framework for psychological assessment
 * Carlos Diego Ferreira, a Brazilian mixed martial artist