(DoD) All defensive measures designed to detect, identify, intercept, and destroy or negate enemy forces attempting to penetrate or attack through friendly airspace. Also called DCA. See also counterair; offensive counterair.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). defensive counterair. Retrieved September 21, 2026, from http://smartdefine.org/defensive_counterair/definitions/1961294 |
| Chicago | Military Dictionary (DoD). 2011. "defensive counterair" http://smartdefine.org/defensive_counterair/definitions/1961294 (accessed September 21, 2026). |
| Harvard | Military Dictionary (DoD) 2011, defensive counterair, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/defensive_counterair/definitions/1961294>. |
| MLA | Military Dictionary (DoD). "defensive counterair" 4 April 2011. Web. 21 September 2026. <http://smartdefine.org/defensive_counterair/definitions/1961294> |