(DoD) The act of obtaining, delivering, transmitting, communicating, or receiving information about the national defense with an intent, or reason to believe, that the information may be used to the injury of the United States or to the advantage of any foreign nation. Espionage is a violation of 18 United States Code 792-798 and Article 106, Uniform Code of Military Justice. See also counterintelligence.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). espionage. Retrieved September 21, 2026, from http://smartdefine.org/espionage/definitions/1961592 |
| Chicago | Military Dictionary (DoD). 2011. "espionage" http://smartdefine.org/espionage/definitions/1961592 (accessed September 21, 2026). |
| Harvard | Military Dictionary (DoD) 2011, espionage, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/espionage/definitions/1961592>. |
| MLA | Military Dictionary (DoD). "espionage" 4 April 2011. Web. 21 September 2026. <http://smartdefine.org/espionage/definitions/1961592> |