(DoD) An indicator of the delivery accuracy of a weapon system, used as a factor in determining probable damage to a target. It is the radius of a circle within which half of a missile's projectiles are expected to fall. Also called CEP. See also delivery error; deviation; dispersion error; horizontal error.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). circular error probable. Retrieved September 22, 2026, from http://smartdefine.org/circular_error_probable/definitions/1960764 |
| Chicago | Military Dictionary (DoD). 2011. "circular error probable" http://smartdefine.org/circular_error_probable/definitions/1960764 (accessed September 22, 2026). |
| Harvard | Military Dictionary (DoD) 2011, circular error probable, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/circular_error_probable/definitions/1960764>. |
| MLA | Military Dictionary (DoD). "circular error probable" 4 April 2011. Web. 22 September 2026. <http://smartdefine.org/circular_error_probable/definitions/1960764> |