- Defense Intelligence Agency, DIA - an intelligence agency of the United States in the Department of Defense; is responsible for providing intelligence in support of military planning and operations and weappons acquisition
--1 is a kind of military intelligence; United States intelligence agency
--1 is a part of
--1 is a member ofDepartment of Defense, Defense Department, United States Department of Defense, Defense, DoD Intelligence Community, National Intelligence Community, United States Intelligence Community, IC