Word.ws English Dictionary

fire triangle

fire triangle noun: the three elements necessary and sufficient to sustain a fire: fuel (e.g. wood or petrol/gasoline), oxidizer (e.g. oxygen), and sufficient heat (e.g. reaction temperature or activation energy).

fire triangle: the three elements necessary and sufficient to sustain a fire: fuel (e.g. wood or petrol/gasoline),...
Image: Gustavb, CC BY-SA 3.0, via Wikimedia Commons

Noun

fire triangle (plural fire triangles)

  1. The three elements necessary and sufficient to sustain a fire: fuel (e.g. wood or petrol/gasoline), oxidizer (e.g. oxygen), and sufficient heat (e.g. reaction temperature or activation energy).
  2. The diagram representing these three elements of a fire.
  3. A fire and its three components.

Synonyms of fire triangle

Forms of fire triangle

pluralfire triangles

Origin of fire triangle

From fire + triangle.

Questions about fire triangle

What does fire triangle mean?
Fire triangle means the three elements necessary and sufficient to sustain a fire: fuel (e.g. wood or petrol/gasoline), oxidizer (e.g. oxygen), and sufficient heat (e.g. reaction temperature or activation energy).
What part of speech is fire triangle?
Fire triangle is a noun.
What is the plural of fire triangle?
The plural of fire triangle is fire triangles.

Words near fire triangle in the dictionary

  1. fire trails
  2. fire train
  3. fire trains
  4. fire trench
  5. fire trenches
  6. fire triangle
  7. fire triangles
  8. fire truck
  9. fire trucks
  10. fire up
  11. fire walker

Source and license

Adapted from Wiktionary: fire triangle (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.

Last updated:

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