'Deflagrate' definitions:

Definition of 'deflagrate'

(from WordNet)
verb
Cause to burn rapidly and with great intensity; "care must be exercised when this substance is to be deflagrated"
verb
Burn with great heat and intense light; "the powder deflagrated"

Definition of 'Deflagrate'

From: GCIDE
  • Deflagrate \Def"la*grate\, v. i. [imp. & p. p. Deflagrated; p. pr. & vb. n. Deflagrating.] [L. deflagratus, p. p. of deflagrare to burn up; de- + flagrare to flame, burn.] (Chem.) To burn with a sudden and sparkling combustion, as niter; also, to snap and crackle with slight explosions when heated, as salt. [1913 Webster]

Definition of 'Deflagrate'

From: GCIDE
  • Deflagrate \Def"la*grate\, v. t. (Chem.) To cause to burn with sudden and sparkling combustion, as by the action of intense heat; to burn or vaporize suddenly; as, to deflagrate refractory metals in the oxyhydrogen flame. [1913 Webster]