colour line: meaning, definition, pronunciation and examples

Low-Frequency
UK/ˈkʌlə laɪn/US/ˈkʌlɚ laɪn/

Formal, Academic, Historical

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Quick answer

What does “colour line” mean?

A social or legal barrier separating people of different racial groups, historically preventing social interaction, equal rights, or access to facilities.

Audio

Pronunciation

Definition

Meaning and Definition

A social or legal barrier separating people of different racial groups, historically preventing social interaction, equal rights, or access to facilities.

The metaphorical boundary that denotes racial segregation, discrimination, or division in any aspect of society, from personal relationships to institutional policy.

Dialectal Variation

British vs American Usage

Differences

Spelling difference: 'colour' (UK) vs. 'color' (US). The concept is more central to American historical discourse (Jim Crow laws), but the term is used academically in both varieties. The US spelling 'color line' is more common globally due to the prominence of US historical analysis.

Connotations

Both carry identical strong connotations of systemic racism, segregation, and historical injustice. It is not a neutral term.

Frequency

The term is low-frequency in both but more likely to appear in US history texts and discussions. In the UK, it might be used in discussions of colonialism, immigration history, or in reference to US history.

Grammar

How to Use “colour line” in a Sentence

[Verb] the colour line (cross/enforce)The colour line [verb] (existed/divided)A [adjective] colour line (strict/invisible/historical)

Vocabulary

Collocations

strong
cross the colour linedraw the colour lineenforce the colour linechallenge the colour linethe problem of the colour line
medium
historical colour linerigid colour linesocial colour linebreak down the colour line
weak
existence of a colour lineconcept of the colour linediscussion about the colour line

Examples

Examples of “colour line” in a Sentence

verb

British English

  • The legislation sought to colour-line public facilities, a policy later overturned.
  • Society was effectively colour-lined by custom if not always by law.

American English

  • Neighborhoods were often color-lined through restrictive covenants.
  • Efforts to color-line the workforce faced legal challenges.

adjective

British English

  • The colour-line policies of the past are studied as a warning.
  • He wrote a thesis on colour-line thinking in colonial administration.

American English

  • The color-line issue was central to Du Bois's analysis.
  • They examined color-line districts in historical city maps.

Usage

Meaning in Context

Business

Rare. Might appear in historical case studies on workplace integration or Diversity & Equity reports discussing past practices.

Academic

Primary context. Used in history, sociology, political science, and critical race theory to analyse systems of segregation.

Everyday

Very rare in casual conversation. Might be used in deliberate discussions about history or race relations.

Technical

Not a technical term in STEM fields. Used as a defined sociological/historical concept.

Vocabulary

Synonyms of “colour line”

Strong

Jim Crow (US context)apartheid (South African context)racial segregation

Neutral

racial barrierracial dividesegregation line

Weak

social divisiondemarcation

Vocabulary

Antonyms of “colour line”

Watch out

Common Mistakes When Using “colour line”

  • Using 'colour line' to mean a literal line in a drawing or a queue for paint (incorrect).
  • Misspelling as 'color line' in British English contexts (acceptable but shows US influence).
  • Using it in a present-day context without historical framing can sound anachronistic.

FAQ

Frequently Asked Questions

It is primarily a historical term. While modern systemic racism is its legacy, contemporary analysis typically uses terms like 'systemic racism,' 'structural inequality,' or 'racial disparity.' Using 'colour line' for current issues can sound outdated.

'Segregation' is the general practice or system. The 'colour line' is the specific, metaphorical boundary that creates and defines that segregation. It emphasizes the dividing rule itself.

No, it is exclusively a socio-historical term for racial division. Using it for other divisions (e.g., economic class) would be a metaphorical extension and is not standard.

Use the spelling consistent with the variety of English you are writing in. If discussing US history, 'color line' is typical even in UK texts. For general academic use, match your document's spelling convention (e.g., 'colour' for Oxford style).

A social or legal barrier separating people of different racial groups, historically preventing social interaction, equal rights, or access to facilities.

Colour line is usually formal, academic, historical in register.

Colour line: in British English it is pronounced /ˈkʌlə laɪn/, and in American English it is pronounced /ˈkʌlɚ laɪn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • To be on the wrong side of the colour line

Learning

Memory Aids

Mnemonic

Think of a LINE drawn with a COLOURed pencil to separate people based on their skin COLOUR.

Conceptual Metaphor

SOCIAL DIVISION IS A PHYSICAL LINE/BOUNDARY; RACIAL CATEGORIZATION IS COLOR.

Practice

Quiz

Fill in the gap
The famous sociologist argued that the central challenge for democracy was to erase the invisible that divided the nation.
Multiple Choice

In which famous work is the phrase 'the problem of the colour line' central?

Practise

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