The lantern shown at night by a vessel at anchor. International rules of the road require vessels at anchor to carry from sunset to sunrise a single white light forward if under 150 feet in length, and if longer, two such lights, one near the stern and one forward.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). anchor light. Retrieved September 22, 2026, from http://smartdefine.org/anchor_light/definitions/1973641 |
| Chicago | Webster's. 2011. "anchor light" http://smartdefine.org/anchor_light/definitions/1973641 (accessed September 22, 2026). |
| Harvard | Webster's 2011, anchor light, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/anchor_light/definitions/1973641>. |
| MLA | Webster's. "anchor light" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/anchor_light/definitions/1973641> |