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.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The brand’s Kali Kali kohl pencils come in a range of mainly neutral shades, but its royal-blue Neela Neela iteration makes for a vibrant waterline accent or a smudgy statement. Noor Lobad, Footwear News, 24 May 2025 But when pushed past its limits, the Nolichucky leveled a factory and carved out mud cliffs over 20 feet above the normal waterline. Barbara Kingsolver, Southern Living, 25 Apr. 2025 The downtown street closure -- which began at 6 a.m. Wednesday -- is associated with waterline work serving the Benton County Courthouse at 102 N.E. Nwa Democrat-Gazette, Arkansas Online, 11 Apr. 2025 Rather than a super stark white (which may seem unnaturally light on your waterline), the creamy shade is more understated, giving the appearance of large doe eyes. Conçetta Ciarlo, Vogue, 1 Apr. 2025 See All Example Sentences for waterline

Word History

First Known Use

circa 1625, in the meaning defined above

Time Traveler
The first known use of waterline was circa 1625

Browse Nearby Words

Cite this Entry

“Waterline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/waterline. Accessed 5 Jun. 2025.

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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