Noun defense advanced research projects agency has 1 sense
  1. Defense Advanced Research Projects Agency, DARPA - the central research and development organization for the United States Department of Defense; responsible for developing new surveillance technologies since 9/11
    --1 is a kind of agency, federal agency, government agency, bureau, office, authority
    --1 is a part of
     Department of Defense, Defense Department, United States Department of Defense, Defense, DoD
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