combustion triangle
Word Rarity
Rare
Frequency: Zipf frequency 3.41 in modern English
25
Scrabble Score
18
Letters
6
Syllables
14
Unique Chars
Meaning
noun
Synonym of fire triangle.
Etymology
From combustion + triangle. From the three elements necessary to sustain combustion, therefore being a metaphorical "triangle" (though more like a tripod, having three supporting elements sustaining combustion).