CDM may refer to:

Arts and media Celebrity Deathmatch, a TV series CD maxi, a music release format

Organizations College of Dental Medicine, US dental schools DePaul University College of Computing and Digital Media, in Chicago, Illinois, US Corona del Mar High School, a high school in Newport Beach, California, US

Science and technology Computing Combining Diacritical Marks, for keyboards Common Diagnostic Model, an information technology standard of the Distributed Management Task Force Conceptual data model, in database design Content Decryption Module, used in digital rights management Customer data management, software and behaviors for businesses to handle customer data Continuous Diagnostics and Mitigation, a program of the Department of Homeland Security; see Federal Systems Integration and Management Center

Other uses in science and technology Cash deposit machine, in banks Clean Development Mechanism, a mechanism in the Kyoto Protocol for reducing emissions Ceramic metal-halide lamp, a light source Charged-device model, used in electrostatic discharge testing Clinical data management, in medical research Code division multiplexing, in radio communications Cold dark matter, a theory in physics Combustion detection module, in Saab automobiles Congenital dermal melanocytosis, a benign birthmark

Other uses Charge description master, a comprehensive price list of items billable to patients in a US hospital Chidambaram railway station, Cuddalore, Tamil Nadu, India (Indian Railways station code CDM) Construction (Design and Management) Construction (Design and Management) Regulations 2007, UK construction regulations Construction (Design and Management) Regulations 2015, UK construction regulations Corona del Mar, Newport Beach, a beach and community in California, US

Clergy Discipline Measure 2003, a legal measure in the Church of England Central defensive midfielder, a position in association football Christian electronic dance music, also known as CDM

See also Lambda-CDM model or ΛCDM model, standard cosmological model of the universe