| 释义 |
▪ I. † ignite, a. Obs.
[ad. L. ignīt-us, pa. pple. of ignī-re (see next).]
Intensely heated, in a state of white or red heat; glowing with heat, fiery. Also fig. hot, ardent.
1560Rolland Crt. Venus iii. 814 That we micht knaw his cheritie Ignite, Ardent, and hait. 1635D. Person Varieties ii. 55 These vaporous exhalations, whereof all the ignite and fiery Meteors..are composed. a1650Venim. Qual. Tobacco in Arb. Jas. I, Counterbl. (1869) App. 86 Tabacco is an ignite Plant. 1671R. Bohun Wind 173 The ignite and suffocating Air, which infests the Burning Zone. Ibid. 175 The Ignite Damps..that finding no Vent, cause Earthquakes..if they escape through the Pores of the Earth. 1673Ray Journ. Low C. 83 A Purse made of Alumen plumosum..put into a Pan of burning Charcoal till it was thoroughly ignite. 1704J. Pitts Acc. Mahometans 72 Without..any other prolifick Heat, but that of the Sun, and such ignite Particles as the Earth may afford.
▪ II. ignite, v.|ɪgˈnaɪt|
[f. prec., or L. ignīt- ppl. stem of ignīre to set on fire, f. igni-s fire.]
1. trans. To subject to the action of fire, to make intensely hot, to cause to glow with heat; in chemical use, spec. to heat to the point of combustion or chemical change.
1666Evelyn Diary 3 Sept., Y⊇ heate with a long set of faire and warme weather had even ignited the aire and prepar'd the materials to conceive the fire. 1795Pearson in Phil. Trans. LXXXV. 327 A piece of the substance was ignited to whiteness, and then quenched in a large bulk of cold water. 1838C. Tomlinson Stud. Man. Nat. Philos. i. i. 44 By incandescence we mean a glowing heat; and this is altogether different from ignition, since in the latter process the body is chemically changed; and generally speaking, a body can be ignited but once, whereas a body may be brought to a state of incandescence many times. 1853W. Gregory Inorg. Chem. 187 The liquid is now evaporated to dryness, and the dry residue ignited and melted in a covered platinum vessel. 1889Nature 31 Jan. 325/2 On evaporating a quantity and igniting in a platinum dish.
2. a. In popular use: To set fire to, to kindle.
[1755Johnson, Ignite, to kindle, to set on fire. A chymical term.] 1823J. Badcock Dom. Amusem. 64 His preparation would not ignite any substance whatever, even gun⁓powder. 1860Tyndall Glac. i. xxv. 189 Half a box of matches was consumed in the effort to ignite it [a lamp]. 1874Holland Mistr. Manse iv. 125 We shrink and shrivel in the flames That low desire ignites and feeds.
b. fig. To light up, as if on fire.
1871Tyndall Hours of Exercise ix. 94 Over the rugged face of the Breithorn itself the light fell as if in splashes, igniting its glaciers.
3. intr. To take fire; to begin to burn.
1818Todd, Ignite, to become red-hot. A term of chymistry. 1828Webster, Ignite, to take fire; to become red with heat. 1846Greener Sc. Gunnery 90 A serious accident occurred..from the fuse of a shell igniting. 1885Manch. Exam. 10 July 5/1 The gas ignited, and the explosion followed.
4. trans. and intr. To strike (an arc).
1917Proc. IRE V. 298 It is assumed that the arc ignites every third time on the edges. 1919E. W. Stone Elem. Radiotelegr. (1920) viii. 152 The arc is now ‘struck’ or ignited by this potential. 1933[see ignitron].
Hence igˈniting vbl. n. and ppl. a.
1813T. Busby Lucretius v. 1382 From friction..might spring The igniting cause. |