| 释义 |
incandescent, a. (and n.)|ɪnkænˈdɛsənt|
[ad. L. incandēscent-em, pres. pple. of incandēsc-ĕre to incandesce: so in F. (1798 in Dict. Acad.).]
1. a. Emitting light on account of being at a high temperature; glowing with heat.
1794J. Hutton Philos. Light etc. 172 The incandescent heat..would soon be carried away from the mass of coals, however great. 1822J. Imison Sc. & Art II. 27 If the heated body is not luminous or incandescent, as hot water, for instance. 1869Tyndall Notes Lect. Light 43 The spectrum of incandescent sodium-vapour consists of a brilliant band on the confines of the orange and yellow. 1876Page Adv. Text-bk. Geol. i. 35 The hypothesis of an originally incandescent globe.
b. gen. Glowing, brightly shining, brilliantly luminous.
1867J. Hogg Microsc. i. ii. 124 If any incandescent object be placed in a suitable position. 1871B. Taylor Faust (1875) I. xxi. 181 Here gush the sparkles incandescent Like scattered showers of golden sand. 1872C. King Mountain. Sierra Nev. xi. 228 Through forest vistas, the incandescent snow greeted us.
c. transf. Intensely hot. rare.
1859Sala Tw. round Clock (1861) 8 These are the shops to make your incandescent coppers hiss.
d. techn. Applied to that form of electric light produced by the incandescence of a filament or strip of carbon: the glow-lamp as distinguished from the arc light: see arc n. 5. Hence extended to various forms of gas and other lamps in which an appliance of a similar nature is used to increase the brightness of the flame.
[1848Times 2 Nov. 3/6 The Electric light..is not a flame, but is an incandescent light.] 1881Sir W. Thomson in Nature No. 619. 434 A Faure cell..charged and employed to excite incandescent vacuum-lamps. 1894Daily News 7 Nov. 7/3 The use of the ‘incandescent’ or Welsbach burners is rapidly increasing..The leading features of the system are..the incandescence of a cone or ‘mantle’ of filament, by which a soft, white, steady, and smokeless light is given. 1899Mod. Incandescent gas lamps were introduced two years ago to light the streets of Oxford.
e. Also n. An incandescent lamp or burner.
1908S. Ford Side-Stepping with Shorty 38 It was dark, and about half a million incandescents had been turned on. 1925C. R. Cooper Lions 'n' Tigers v. 143 The great, empty building, where only a few incandescents gleamed dully. 1971General Electric Investor II. ii. 5 Lucalox is giving Washington double the light output of its former mercury lighting and six times the levels of its original incandescents.
2. fig. Becoming or being warm or intense in feeling, expression, etc.; ardent, fiery; ‘flaming up’.
1859I. Taylor Logic in Theol. 340 Holy Scripture become resplendent; or, as one might say, incandescent; through⁓out, and taking effect on all minds. 1882Farrar Early Chr. II. 23 As he dwells on the point his words seem to grow incandescent with the writer's vehemence. 1894Westm. Gaz. 27 Dec. 2/3 The ‘incandescent passions’ of the Anti-Semites.
Hence incanˈdescently adv.; also fig. ‘hotly’.
1803Edin. Rev. II. 184 More incandescently wrong-headed than any body else. |