wa·​ter·​line | \ ˈwȯ-tər-ˌlīn How to pronounce waterline (audio) , ˈwä- \

Definition of waterline

: 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.
Recent Examples on the Web Makeup artist Ernesto Casillas gave her a neutral smokey eye with a hint of bright yellow on the inner crease and waterline that complemented the daring gown very well. Gabi Thorne, Allure, 16 May 2022 The waterline will be fully emptied to determine the cause of the break. Angela Cordoba Perez, The Arizona Republic, 11 May 2022 Each platform is also fitted with four electric winches that allow a section to be lowered to the waterline when required for seaside dining or lounging. Rachel Cormack, Robb Report, 18 Mar. 2022 By early April, conditions at Lake Powell had reached a crisis—the waterline at Glen Canyon Dam was just 30 feet above the lowest point required to produce hydropower. Nick Bowlin, Outside Online, 4 May 2022 So Mod shade in r.e.m beauty's kohl pencil eyeliners to trace along the inner waterline. Jenna Rosenstein, Harper's BAZAAR, 18 Apr. 2022 The Moore Road and Pinoak Parkway intersection will be closed to thru traffic for one week for waterline work. cleveland, 10 Apr. 2022 For all-day wear on the lid or waterline, this multi-purpose pencil is waterproof, transfer-resistant, and fade-resistant. Emerald Elitou, Essence, 5 Apr. 2022 Today, Saratoga Springs, Lehi, Vineyard and other fast-growing cities border the lake, and new subdivisions are pressing against its high waterline. Brian Maffly, The Salt Lake Tribune, 31 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'waterline.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of waterline

circa 1625, in the meaning defined above

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Time Traveler for waterline

Time Traveler

The first known use of waterline was circa 1625

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Dictionary Entries Near waterline

water lime


waterline model

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Statistics for waterline

Last Updated

19 May 2022

Cite this Entry

“Waterline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/waterline. Accessed 25 May. 2022.

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More Definitions for waterline


wa·​ter·​line | \ ˈwȯ-tər-ˌlīn How to pronounce waterline (audio) , ˈwä- \

Kids Definition of waterline

: any of several lines marked on the outside of a ship that match the surface of the water when the ship floats evenly


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