Deflagration

//ˌdɛfləˈɡɹeɪʃən// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    The act of deflagrating; an intense fire; a conflagration or explosion. Specifically, combustion that spreads subsonically via thermal conduction. countable, uncountable

    "If, for example, the mixture of oxygen and hydrogen was twenty volumes, and three volumes of oxygen remained after the deflagration, the mixture consisted of six volumes of hydrogen and six volumes of oxygen."

  2. 2
    combustion that propagates through a gas or along the surface of an explosive at a rapid rate driven by the transfer of heat wordnet

Example

More examples

"The deflagration happened when Mary was already long gone."

Etymology

From Latin dēflagrātiō, from dēflagrāre.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.