Word.ws English Dictionary

firebreak

firebreak noun: an area cleared of all flammable material to prevent a fire from spreading across it.

firebreak: an area cleared of all flammable material to prevent a fire from spreading across it
Image: Telle, CC BY-SA 3.0, via Wikimedia Commons

Noun

firebreak (plural firebreaks)

  1. An area cleared of all flammable material to prevent a fire from spreading across it.
    • The firefighters used a bulldozer to clear a firebreak in the forest to try to contain the forest fire.
    • When a fire does break out, it tends to burn longer and further because the natural firebreaks that might have existed from previous, smaller fires are not there.2014 September 19, Andrew Gumbel, “California's burning up: firefighters rush to the scene as major wildfires scorch the state”, in The Guardian
    Synonyms:
    firetrail
  2. (figuratively) Any separating barrier.
    • That policy could consist of a statement that the declaring nation would not be the first to use nuclear weapons. This would strengthen the firebreak between the use of conventional and nuclear weapons.1984, Dietrich Schroeer, Science, Technology and the Nuclear Arms Race, page 293
    • First, it serves to demonstrate that the practice of sustainable critique […] need not be impossibly philosophically rarefied […] Second, it serves as a firebreak against the unrelieved negativity that, it is sometimes charged, follows from Adorno's practices of reflexivity.2012, Daniel Levine, Recovering International Relations: The Promise of Sustainable Critique, page 112

Examples of firebreak in a sentence

  • More than 100 provincial and municipal firefighters were brought in, with helicopters and aircraft used to drop water and fire retardant, while bulldozers were digging firebreaks.2016 May 4, Nicky Woolf, “Fort McMurray: Canada wildfires force evacuation of oil sands city”, in The Guardian:
  • A mere 150 round-leaf pomaderris were thought left in the world in 2021 and now a planned firebreak in Victoria could destroy dozens of the plants.2025 September 3, Graham Readfearn, “There are just 150 of these creamy-flowered shrubs left in the world – and a Victorian fire break...

Synonyms of firebreak

Forms of firebreak

pluralfirebreaks
alternative formfire break

Origin of firebreak

From fire + break. Compare windbreak and breakwater.

Questions about firebreak

What does firebreak mean?
Firebreak means an area cleared of all flammable material to prevent a fire from spreading across it.
How do you use firebreak in a sentence?
More than 100 provincial and municipal firefighters were brought in, with helicopters and aircraft used to drop water and fire retardant, while bulldozers were digging firebreaks.
What part of speech is firebreak?
Firebreak is a noun.
What is the plural of firebreak?
The plural of firebreak is firebreaks.

Words near firebreak in the dictionary

  1. firebrandism
  2. firebrands
  3. firebrass
  4. firebrat
  5. firebrats
  6. firebreak
  7. firebreaking
  8. firebreaks
  9. firebreath
  10. firebreather
  11. firebreathers

Source and license

Adapted from Wiktionary: firebreak (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “firebreak.” Word.ws, https://word.ws/firebreak. Based on Wiktionary, CC BY-SA 4.0.