waterline

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waterline

  • /ˈwɔːtə(ɹ)laɪn/

Where it comes from

From water + line.

noun waterlines

  1. A line formed by the surface of the water on the hull of a ship when she is afloat; any of a series of short lines marked on the hull to show where the waterline would be under different loadings
  2. A horizontal line indicating the shape of an airfoil.
  3. A line showing where the water has been. Down here along the waterline, the Enterprise has a belt of thick antitorpedo armor. It's not too promising.

    Similar: watermark

  4. The line formed by where the water level of a body of water currently is: where the water's surface currently meets the bank; it may move higher or lower depending on the weather, tide, or season. Near-synonym: water's edge

    Similar: water's edge

  5. The inner rim of the eyelid, just behind the lash line; primarily used in reference to the application of eyeliner.
  6. A water pipeline.

Translations

Every language

noun line on the hull of a ship

Españollínea de flotación
日本語喫水線 kissuisen
中文水線 /水线 shuǐxiàn
Françaisligne de flottaison
DeutschWasserlinie
Ελληνικάίσαλος γραμμή ísalos grammí
Românălinie de plutire
Русскийватерли́ния vaterlínija

noun line on the land

中文水線 /水线 shuǐxiàn, 吃水線 /吃水线 chīshuǐxiàn
DeutschWasserstand

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Cite this
MLA

"waterline." Wiktionary, via Micwyn, micwyn.com/word/waterline. Accessed 6 Nov. 2026.

APA

waterline. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/waterline

Chicago

"waterline." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/waterline.

BibTeX
@misc{waterline_2026,
  title = {waterline},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/waterline},
  urldate = {2026-11-06}
}