Meaning of deflagrate in English:


Pronunciation /ˈdɛfləɡreɪt/


dated Chemistry
  • Burn or cause to burn away with a sudden flame and rapid, sharp combustion.

    with object ‘the current will deflagrate some of the particles’
    • ‘If the fuel deflagrates but does not detonate, victims will be severely burned and will probably also inhale the burning fuel.’
    • ‘The exercise was designed around techniques for dealing with low-order explosives by gaining entrance to the munition case and then deflagrating the contents.’


Early 18th century from Latin deflagrat- ‘burnt up’, from the verb deflagrare, from de- ‘away, thoroughly’ + flagrare ‘to burn’.