Other
- Development Cooperation Instrument
- Director of Central Intelligence, the former title of the head of the U.S. Intelligence Community and Central Intelligence Agency
- Detective Chief Inspector, a police rank in the United Kingdom
- Decompression illness, a medical condition brought on by rapid decompression
- Doctor of Creative Industries, a postgraduate qualification awarded by Queensland University of Technology
- Defence Capabilities Initiative, a 1999 NATO plan to ensure the effectiveness of future multinational operations in the present and foreseeable security environment with a special focus on improving interoperability among Alliance forces.
Read more about this topic: DCI