1) Administrator 2) Century-starting year 3) Early 7th Century date 4) Early seventh century date 5) Early seventh-century date 6) Early seventh-century year 7) Executive 8) First year in the 7th century 9) Half of MCCII 10) Roman 601 11) Seventh century start 12) Seventh-century date 13) Seventh-century start 
[Wizards of the Coast] The DCI (formerly, Duelists` Convocation International) is the official sanctioning body for competitive play in Magic: The Gathering and various other games produced by Wizards of the Coast and its subsidiaries, such as Avalon Hill. The DCI provides game rules, tournament operating procedures, and other materials to ...
(Acorn's) Driver Control Interface - this is simply a standard set by Acorn for writing device drivers
See Duplicate Coverage Inquiry
Director and Co-ordinator of Intelligence (Senior Security Service Officer in Northern Ireland).
Defence Council Instruction
Digital Camera Images + Display Control Interface
direct current injection
Detective Chief Inspector