Deflagrate :: Deflagrate (v. i.) To burn with a sudden and sparkling combustion, as niter; also, to snap and crackle with slight explosions when heated, as salt..
Deflagrate :: Deflagrate (v. t.) 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..