| 释义 |
deflagrate, v. Physics.|ˈdɛfləgreɪt|
[f. L. dēflagrāt-, ppl. stem of dēflagrāre to burn away, burn up, consume, f. de- I. 3 + flagrāre to burn.]
1. trans. To cause to burn away with sudden evolution of flame and rapid, sharp combustion (e.g. a mixture of charcoal and nitre thrown into a red-hot crucible).
1727Bailey vol. II, Deflagrate, to inkindle and burn off in a Crucible a Mixture of Salt or some mineral Body with a Sulphureous one. 1794J. Hutton Philos. Light, etc. 208 When coal is deflagrated with nitre. 1876S. Kens. Mus. Catal. No. 1369 The spark from this battery deflagrates a platinum wire a foot long.
2. intr. To burst into flame and burn away rapidly.
1750Phil. Trans. XLVI. 449 Neither these, nor those of Cheltenham, will deflagrate or flash in Touch-Paper, nor on burning Charcoal, as true Nitre will do. 1794G. Adams Nat. & Exp. Philos. II. xx. 376 Such a degree of heat as would cause the nitre to deflagrate. 1803Edin. Rev. III. 25 Let a drop of water be projected upon this liquor..it instantly deflagrates with a slight explosion. 1876Harley Mat. Med. 161 When thrown on the fire it deflagrates.
Hence ˈdeflagrated, ˈdeflagrating ppl. adjs.
1766T. Amory Buncle (1770) IV. 93 The deflagrating nitre consumes the sulphur of the antimony. 1788Keir in Phil. Trans. LXXVIII. 327 Giving a deflagrating quality to paper soaked in this liquor. 1822Faraday Exp. Res. xvi. 78 A black residuum is left..which..when heated..is found to be deflagrating. 1831T. P. Jones Convers. Chem. xxii. 229 The deflagrated charcoal. |