(DoD, NATO) An area designated by boundaries within which a unit operates, and for which it is responsible.
(DoD, NATO) One of the subdivisions of a coastal frontier. See also area of influence; zone of action.
(DoD, NATO) One of the subdivisions of a coastal frontier. See also area of influence; zone of action.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). sector. Retrieved September 22, 2026, from http://smartdefine.org/sector/definitions/1963888 |
| Chicago | Military Dictionary (DoD). 2011. "sector" http://smartdefine.org/sector/definitions/1963888 (accessed September 22, 2026). |
| Harvard | Military Dictionary (DoD) 2011, sector, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/sector/definitions/1963888>. |
| MLA | Military Dictionary (DoD). "sector" 4 April 2011. Web. 22 September 2026. <http://smartdefine.org/sector/definitions/1963888> |