noun
- The federal department responsible for safeguarding national security of the United States; created in 1947.
- synonyms: Department of Defense, Defense Department, Defense, DoD
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). united states department of defense. Retrieved October 1, 2026, from http://smartdefine.org/united_states_department_of_defense/definitions/1318282 |
| Chicago | WordNet. 2010. "united states department of defense" http://smartdefine.org/united_states_department_of_defense/definitions/1318282 (accessed October 1, 2026). |
| Harvard | WordNet 2010, united states department of defense, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/united_states_department_of_defense/definitions/1318282>. |
| MLA | WordNet. "united states department of defense" 23 October 2010. Web. 1 October 2026. <http://smartdefine.org/united_states_department_of_defense/definitions/1318282> |