IDC may refer to: Organizations Independent Democratic Conference, members of the New York State Senate India Delivery Center, for example Microsoft's in HITEC City Industrial Development Corporation, also known as Castle Grande, an Arkansas company involved in the Whitewater political controversy Information Dominance Corps, a group of US Navy military information specialties Institute of Democracy and Cooperation, a think tank based in Paris Interactive Data Corporation, a financial services company InterDigital Communications, a telecommunications company Interdnestrcom, a mobile telephone broadband provider in Transnistria, Moldova International Data Corporation, a market research company International Detention Coalition, a non-government organization advocating for human rights Invensys Development Centre, a global common software development centre Islands District Council, the district council for the Islands District in Hong Kong Schools Imperial Defence College, former name of the Royal College of Defence Studies, a British military academy (and post nominal letters used by graduates) Industrial Design Centre, part of IIT Bombay, India Institut de cognitique, a school of engineering in France Institute of design and construction, a technical school in Brooklyn, NY, US Interdisciplinary Center Herzliya, the former (and still commonly used) name of Reichman University in Israel Paris Institute of Comparative Law, France Medical Dilated cardiomyopathy, a disease of the heart muscle Immature dendritic cells, a type of dendritic cell Indwelling Catheter, a tube inserted into the urinary bladder for drainage Infiltrating ductal carcinoma, a type of breast cancer Technology Ideographic Description Characters (Unicode block) Internet data center, a facility run by a service provider to house computer systems and associated components for their customers Insulation-displacement connector, a connector that pierces the insulation on a wire Inter-domain controller, implements Inter-domain Controller protocol for dynamic networking across administrative domains Music IDC (musician), a British musician "I Don't Care" (Ed Sheeran and Justin Bieber song), also referred to as "IDC" "IDC", a 2015 song by Chastity Belt from their album Time to Go Home Other uses Ideographic Description Characters, symbols for describing the composition of CJK characters Independent duty corpsman, a US Navy medical staff position; see United States Marine Air-Ground Task Force Reconnaissance Industrial Development Certificate, UK planning licence from the late 1940s to early 1980s Intangible drilling costs, an oil and gas industry term "I don't care", in Internet/chat slang