The waterline is where the hull of a ship meets the surface of the water. The load waterline is a special marking indicating the legal load limit of a ship, and, in naval architectural plans, it is any line drawn to delineate hull shape that is in a plane parallel to the surface of the water.

Waterline or water line may also refer to:

Common meanings water supply line in a Water supply network, a system of pipes for supplying potable water to buildings across the landscape water level line or water level, the level at the water's surface of a variable level of a body of water flood stage high water mark high tide line water table level

Music Waterlines (album), a 2007 Excalion album "Waterline" (song), a 2012 Jedward song "Waterline", a 1984 song from The Icicle Works (album) "Waterline", a 1990 song by Lloyd Cole from Lloyd Cole (album)

Other uses 1:700 scale Waterline series of scale model ships Waterline (Austin), a skyscraper under construction in Austin, Texas, USA Water Line (South Korea), a water brand of Nestlé in South Korea, see List of Nestlé brands#Water

See also

Water level (disambiguation)