waterline

noun

wa·​ter·​line ˈwȯ-tər-ˌlīn 

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

b

: shoreline sense 1

Examples of waterline in a Sentence

We repaired the hull below the waterline.

Recent Examples on the Web

Try a burgundy eyeliner on your waterline, like Lancôme’s Ruby Fever, shadow on your lid from Milani’s The Wine Down eyeshadow palette and a dark plum blush like Kir Royale from Laura Mercier. —Jane Hanson, Forbes, 4 Nov. 2024

And there’s endless ways to use these — along your lashline, in your waterline, create a wing or smudge it out. —Felicity Carter, Forbes, 28 Oct. 2024

Nygren reported that 320 cistern and waterline connections have been completed, and a groundbreaking recently took place for a $20 million waterline project serving 16,000 residents in To’hajiilee, about 40 miles west of Albuquerque. —Arlyssa D. Becenti, The Arizona Republic, 16 Oct. 2024

Actor Madelyn Cline uses the pencil in her waterline. —Kiana Murden, Vogue, 24 Sep. 2024

Word History

First Known Use

circa 1625, in the meaning defined above

Phrases Containing waterline

• the waterline

Kids Definition

waterline

noun

wa·​ter·​line ˈwȯt-ər-ˌlīn 

ˈwät-

: a line marked on the outside of a ship that matches the surface of the water when the ship floats evenly