great firewall: meaning, definition, pronunciation and examples

Medium (C1-C2 Vocabulary)
UK/ˌɡreɪt ˈfaɪə.wɔːl/US/ˌɡreɪt ˈfaɪr.wɑːl/

Journalistic, Academic, Political, Technical (related to internet governance). Rarely informal.

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Quick answer

What does “great firewall” mean?

The system of internet censorship and surveillance employed by the Chinese government to regulate and restrict online content within mainland China.

Audio

Pronunciation

Definition

Meaning and Definition

The system of internet censorship and surveillance employed by the Chinese government to regulate and restrict online content within mainland China.

Any large-scale, government-operated system of internet censorship and digital border control. Can be used metaphorically for any powerful, restrictive barrier to information flow.

Dialectal Variation

British vs American Usage

Differences

No significant differences in usage; the term is used identically in both varieties to refer to the Chinese system.

Connotations

Carries strong connotations of state control, censorship, and digital isolationism. In both varieties, it is a loaded, politically-charged term.

Frequency

Equally low frequency in both UK and US English, appearing primarily in political, technological, and international relations contexts.

Grammar

How to Use “great firewall” in a Sentence

[Subject] circumvents/bypasses/evades the Great Firewall.The Great Firewall [verb: blocks/filters/restricts/monitors] [object: content/sites/traffic].Content is blocked by the Great Firewall.

Vocabulary

Collocations

strong
circumvent the Great Firewallbehind the Great FirewallChina's Great Firewallthe Great Firewall of China
medium
evade the Great Firewallscale the Great Firewallbypass the Great FirewallGreat Firewall restrictions
weak
Great Firewall policyGreat Firewall technologyGreat Firewall controlsGreat Firewall system

Examples

Examples of “great firewall” in a Sentence

verb

British English

  • N/A – Not used as a verb.

American English

  • N/A – Not used as a verb.

adverb

British English

  • N/A – Not used as an adverb.

American English

  • N/A – Not used as an adverb.

adjective

British English

  • N/A – Not used attributively as a standard adjective. One might see 'Great Firewall-style controls'.

American English

  • N/A – Not used attributively as a standard adjective. One might see 'Great Firewall-like restrictions'.

Usage

Meaning in Context

Business

Discussing market access challenges for foreign tech companies in China.

Academic

In papers on cyber sovereignty, internet governance, or comparative media studies.

Everyday

Rarely used in casual conversation except when discussing travel to China or internet freedom.

Technical

Used in IT and cybersecurity discussions about deep packet inspection and DNS filtering techniques.

Vocabulary

Synonyms of “great firewall”

Strong

digital barricadecyber curtaininformation blockade

Neutral

Chinese internet censorship systemChina's national firewall

Weak

online filtercontent control systeminternet regulation mechanism

Vocabulary

Antonyms of “great firewall”

open internetdigital free flowunfettered accessnet neutrality

Watch out

Common Mistakes When Using “great firewall”

  • Using lowercase ('great firewall') – it should be capitalised as a proper noun.
  • Using it as a verb (e.g., 'The government great firewalls certain sites').
  • Applying it generically to any country's internet censorship; it is specifically tied to China.

FAQ

Frequently Asked Questions

No, it is a nickname coined by Western media and critics. The official Chinese term is more neutral, like 'the Golden Shield Project' or general references to 'internet governance' and 'cyber sovereignty'.

While it is specifically associated with China, it is sometimes used metaphorically or in comparisons (e.g., 'a great firewall-style system'). However, for other nations, terms like 'internet blackout', 'censorship regime', or the country's specific law (e.g., 'Russia's sovereign internet law') are more accurate.

It is two words, and both should be capitalised ('Great Firewall') because it functions as a proper noun, referring to a specific, unique system.

A regular firewall is a security device that protects a private network (like a company's) from unauthorised access. The Great Firewall is a nationwide infrastructure that performs censorship by blocking politically sensitive foreign websites and monitoring domestic internet traffic on a massive scale.

The system of internet censorship and surveillance employed by the Chinese government to regulate and restrict online content within mainland China.

Great firewall is usually journalistic, academic, political, technical (related to internet governance). rarely informal. in register.

Great firewall: in British English it is pronounced /ˌɡreɪt ˈfaɪə.wɔːl/, and in American English it is pronounced /ˌɡreɪt ˈfaɪr.wɑːl/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • Behind the (digital) wall
  • Scale the firewall

Learning

Memory Aids

Mnemonic

Think: The 'Great Wall' of China was a physical barrier. The 'Great Firewall' is its digital counterpart, built to control information instead of armies.

Conceptual Metaphor

THE INTERNET IS A TERRITORY; CENSORSHIP IS A WALL/BARRIER. (A sovereign state builds digital walls to protect its cyber territory from unwanted external influences.)

Practice

Quiz

Fill in the gap
International reporters working in Beijing often use a VPN to the Great Firewall and access global news sites.
Multiple Choice

What is the primary connotation of the term 'Great Firewall' in most English-language contexts?