Dictionary entry

Deflagrate

Webster's Dictionary 1913

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.