Phrase guide

fire triangle

noun · 3 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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1

noun

Meaning 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).

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

The diagram representing these three elements of a fire.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A fire and its three components.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From fire + triangle.

Across languages

Translations

7 source translations are retained for this English entry.

  • Finnish: palokolmio — Translations
  • French: triangle du feu — Translations
  • German: Verbrennungsdreieck — Translations
  • German: Feuerdreieck — Translations
  • Italian: triangolo del fuoco — Translations
  • Romanian: triunghi de foc — Translations
  • Spanish: triángulo del fuego — Translations