(DoD, NATO) In maritime/hydrographic use, the vertical distance from the plane of the hydrographic datum to the bed of the sea, lake, or river.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). depth. Retrieved September 20, 2026, from http://smartdefine.org/depth/definitions/1961337 |
| Chicago | Military Dictionary (DoD). 2011. "depth" http://smartdefine.org/depth/definitions/1961337 (accessed September 20, 2026). |
| Harvard | Military Dictionary (DoD) 2011, depth, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/depth/definitions/1961337>. |
| MLA | Military Dictionary (DoD). "depth" 4 April 2011. Web. 20 September 2026. <http://smartdefine.org/depth/definitions/1961337> |