waterline

noun

wa·​ter·​line ˈwȯ-tər-ˌlīn How to pronounce waterline (audio)
ˈwä-
: a line that marks the level of the surface of water on something: such as
a(1)
: the point on the hull of a ship or boat to which the water rises
(2)
: a line marked on the outside of a ship that corresponds with the water's surface when the ship is afloat on an even keel under specified conditions of loading

Examples of waterline in a Sentence

We repaired the hull below the waterline.
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These examples are programmatically compiled from various online sources to illustrate current usage of the word 'waterline.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1625, in the meaning defined above

Time Traveler
The first known use of waterline was circa 1625

Dictionary Entries Near waterline

Cite this Entry

“Waterline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/waterline. Accessed 29 May. 2024.

Kids Definition

waterline

noun
wa·​ter·​line ˈwȯt-ər-ˌlīn How to pronounce waterline (audio)
ˈwät-
: a line marked on the outside of a ship that matches the surface of the water when the ship floats evenly
Last Updated: - Updated example sentences
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