waterline

views updated May 14 2018

wa·ter·line / ˈwôtərˌlīn; ˈwä-/ • n. 1. the line to which a vessel’s hull is immersed when loaded in a specified way. ∎  the level reached by the sea or a river visible as a line on a rock face, beach, or riverbank. ∎  any of a set of structural lines of a ship, parallel with the surface of the water, representing the contour of the hull at various heights above the keel and drawn on shipbuilding plans.2. a vertical watermark made in laid paper.

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