Standard Lemma guide

centerline

noun · 4 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A line down the center of a road, generally one that divides traffic moving in opposite directions.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A line, either demarcated or imagined, representing the precise center (middle) of something (such that what lies on one side of it is precisely equal in size to what lies on the other side); the central axis represented by this line.

Definition source: English Wiktionary via Wiktextract

Qualifier: trades

Topics: engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms:

Antonyms: none provided

3

noun

Meaning 3

An imaginary line connecting the center of two fighters' bodies while they face each other.

Definition source: English Wiktionary via Wiktextract

Topics: boxing, government, hobbies, lifestyle, martial-arts, military, politics, sports, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a line that bisects a plane figure

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: center line

Antonyms: none provided

Broader terms: line

History

Etymology

From center + line.

Real reading context

centerline in complete knowledge articles