DCD

• DCD (company), a South African heavy engineering company
• DCD Media, a television production and distribution company
• Detroit Country Day School, a private school in Beverly Hills, Michigan
• Diamond Comic Distributors, the largest distributor of comic books in the United States
• Dubai Civil Defence, an Emergency Management Organization of Dubai, United Arab Emirates

• 2-Cyanoguanidine, a fertilizer also known as dicyandiamide
• Developmental coordination disorder also known as developmental dyspraxia, a type of motor learning difficulty
• Dermcidin, an anti-microbial peptide released by human sweat glands
• Donation after Circulatory Death (or Donation after Cardiac Death), donation of organs after clinical death

• Data Carrier Detect, a term used with modems and the RS-232 interface
• Dead Can Dance, a musical duo from Australia
• Def Con Dos, a Spanish rap metal band
• Deseret Chemical Depot, a U.S. Army chemical weapon storage area in Utah
• Double crossover diamond interchange, a type of highway interchange
• Dual currency deposit, a derivative instrument
• Dundonald, County Down

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