Definitude . . . is a knowledge of minute differences.
Sir W. Hamilton.
De*fix" (?), v. t. [L. defixus, p. p. of defigere to fix; de- + figere to fix.] To fix; to fasten; to establish. [Obs.] "To defix their princely seat . . . in that extreme province." Hakluyt.
Def`la*gra*bil"i*ty (?), n. (Chem.) The state or quality of being deflagrable.
The ready deflagrability . . . of saltpeter.
Boyle.
De*fla"gra*ble (?; 277), a. [See Deflagrate.] (Chem.) Burning with a sudden and sparkling combustion, as niter; hence, slightly explosive; liable to snap and crackle when heated, as salt.
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.
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.
Def`la*gra"tion (?), n. [L. deflagratio: cf. F. déflagration.] 1. A burning up; conflagration. "Innumerable deluges and deflagrations." Bp. Pearson.