Phrase guide

water line

noun · 8 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The outline of a horizontal section of a vessel, as when floating in the water.

Definition source: English Wiktionary via Wiktextract

Topics: business, manufacturing, shipbuilding

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any one of certain lines of a vessel, model, or plan, parallel with the surface of the water at various heights from the keel. In a half-breadth plan, the water lines are outward curves showing the horizontal form of the ship at their several heights; in a sheer plan, they are projected as straight horizontal lines.

Definition source: English Wiktionary via Wiktextract

Topics: business, manufacturing, shipbuilding

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Any one of several lines marked upon the outside of a vessel, corresponding with the surface of the water when she is afloat on an even keel. The lowest line indicates the vessel's proper submergence when not loaded, and is called the light water line; the highest, called the load water line, indicates her proper submergence when loaded.

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The line corresponding to the surface of the water touching any submerged object or body.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

The level at which water meets land along the shore of a body of water.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

Used other than figuratively or idiomatically: see water, line.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

a line corresponding to the surface of the water when the vessel is afloat on an even keel; often painted on the hull of a ship

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: waterline, water level

Antonyms: none provided

Broader terms: line

Narrower terms: load line, Plimsoll line, Plimsoll mark, Plimsoll

8

noun

Meaning 8

a line marking the level reached by a body of water

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: watermark

Antonyms: none provided

Broader terms: line

Narrower terms: high-water mark, low-water mark

History

Etymology

No etymology was provided for this word.

Across languages

Translations

11 source translations are retained for this English entry.

  • Catalan: línia de flotació — line of water along a ship
  • Czech: čára ponoru — line of water along a ship
  • Finnish: vesilinja — line of water along a ship
  • French: ligne de flottaison — line of water along a ship
  • German: Wasserlinie — line of water along a ship
  • Irish: líne shnámha — line of water along a ship
  • Polish: linia wodna — line of water along a ship
  • Polish: wodnica — line of water along a ship
  • Spanish: línea de flotación — line of water along a ship
  • Welsh: llinell ddŵr — line of water along a ship
  • Welsh: noflin — line of water along a ship