(DoD, NATO) A nautical chart showing depths of water, nature of bottom, contours of bottom and coastline, and tides and currents in a given sea or sea and land area.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). hydrographic chart. Retrieved September 20, 2026, from http://smartdefine.org/hydrographic_chart/definitions/1962083 |
| Chicago | Military Dictionary (DoD). 2011. "hydrographic chart" http://smartdefine.org/hydrographic_chart/definitions/1962083 (accessed September 20, 2026). |
| Harvard | Military Dictionary (DoD) 2011, hydrographic chart, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/hydrographic_chart/definitions/1962083>. |
| MLA | Military Dictionary (DoD). "hydrographic chart" 4 April 2011. Web. 20 September 2026. <http://smartdefine.org/hydrographic_chart/definitions/1962083> |