(DoD, NATO) An instrument which may display bearing and distance to a navigation aid, magnetic heading, track/course and track/course deviation.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). horizontal situation indicator. Retrieved September 29, 2026, from http://smartdefine.org/horizontal_situation_indicator/definitions/1962048 |
| Chicago | Military Dictionary (DoD). 2011. "horizontal situation indicator" http://smartdefine.org/horizontal_situation_indicator/definitions/1962048 (accessed September 29, 2026). |
| Harvard | Military Dictionary (DoD) 2011, horizontal situation indicator, Smart Define, viewed 29 September, 2026, <http://smartdefine.org/horizontal_situation_indicator/definitions/1962048>. |
| MLA | Military Dictionary (DoD). "horizontal situation indicator" 4 April 2011. Web. 29 September 2026. <http://smartdefine.org/horizontal_situation_indicator/definitions/1962048> |