deflagrate

American  

[def-luh-greyt] / ˈdɛf ləˌgreɪt /

verb (used with or without object)

deflagrated, deflagrating

1. to burn, especially suddenly and violently.

---

deflagrate British  

/ ˈdɛfləˌɡreɪt, ˈdiː- /

verb

1. to burn or cause to burn with great heat and light

---

Other Word Forms

• deflagrability noun
• deflagrable adjective
• deflagration noun

Etymology

Origin of deflagrate

1720–30; < Latin dēflagrātus (past participle of dēflagrāre to burn down), equivalent to dē- de- + flagr ( āre ) to burn + -ātus -ate ¹

Example Sentences

The salts deflagrate and a luminous flame envelops the ordinary feeble arc-flame.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew

Finally, if the amount of picric acid be still further increased under these conditions, it will undergo partial decomposition and volatilise, but will not even deflagrate.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

The current induced in the secondary wire of a coil by the discharge of the condenser through the primary, was also sufficiently intense to deflagrate wires of considerable length and thickness.

From Scientific American Supplement, No. 275, April 9, 1881 by Various

In making this test the student must remember that sulphur and, in fact, all oxidisable bodies similarly deflagrate, but it is only in the case of carbon compounds that carbonate of potash is formed.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

The salts containing nitric acid deflagrate when heated on charcoal.

From A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations by Anonymous