Definition of "deflagration" [def•la•gra•tion]

• The act of deflagrating; an intense fire; a conflagration or explosion. Specifically, combustion that spreads subsonically via thermal conduction. (noun)

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• "This is why it is called the deflagration- to-detonation DDT transition."
• "If it is a deflagration the explosion propagates at subsonic velocity, as opposed to a full fledge detonation where there is a supersonic shock front."
• "Get some facts about explosion, deflagration and detonation, be it for gas, kerosene or H2."