noun
- A line corresponding to the surface of the water when the vessel is afloat on an even keel; often painted on the hull of a ship.
- synonyms: waterline, water level
- A line marking the level reached by a body of water.
- synonyms: watermark
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). water line. Retrieved September 20, 2026, from http://smartdefine.org/water_line/definitions/1224571 |
| Chicago | WordNet. 2010. "water line" http://smartdefine.org/water_line/definitions/1224571 (accessed September 20, 2026). |
| Harvard | WordNet 2010, water line, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/water_line/definitions/1224571>. |
| MLA | WordNet. "water line" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/water_line/definitions/1224571> |