| 释义 |
vitrification|vɪtrɪfɪˈkeɪʃən|
[ad. med. or mod.L. *vitrificātio, f. *vitrificāre to vitrify. Cf. F. vitrification (16th c.), Sp. vitrificacion, Pg. -ação, It. vit-, vetrificazione.]
1. The action or process of vitrifying; conversion into a glassy substance by fusion due to heat; the fact of being so converted.
1612Woodall Surg. Mate Wks. (1653) 274 Vitrification is Combustion, converting Calk and Cineres into transparant glasse. 1643Sir T. Browne Relig. Med. i. §50 The last and proper action of that element [fire] is but vitrification, or a reduction of a body into Glasse. 1661Boyle Scept. Chem. v. 322 Cuppels..ought to be Destitute of Salt, lest the Violence of the Fire should bring them to Vitrification. 1709Phil. Trans. XXVI. 378 We may look on it as the beginning of Vitrification, or a middle state between Metal and Glass. 1773Franklin Lett., etc., Wks. 1840 V. 454 There is no earth known so vitrifiable as not to require some auxiliary solvent to facilitate its vitrification. 1804P. F. Tingry Paint. & Varnish. Guide 301 This vitrification is facilitated by the addition of a certain quantity of carbonate of potash.., or carbonate of soda. 1851D. Wilson Preh. Ann. II. iii. iii. 416 Sandstone, though per se infusible, is perfectly capable of vitrification. 1863A. C. Ramsay Phys. Geog. xxxv. (1878) 613 Stones originally separate, get, so to speak, glued together in the process of vitrification.
b. With a and pl.: An instance of such conversion.
1626Bacon Sylva §291 Likewise in their Putrefactions, or Rusts; as Vermilion, Verdegrease, Bise, Cirrus, &c. and likewise in their Vitrifications. 1646Sir T. Browne Pseud. Ep. ii. i. 53 Crystall..is not onely triturable, and reduceable into powder, by contrition, but will subsist in a violent fire, and endure a vitrification. 1759Delaval in Phil. Trans. LI. 86 Because all vitrifications must proceed from previous calcinations.
2. The result or product of vitrifying; a vitrified substance or body.
1651Biggs New Disp. ⁋136 We yet more detest the precipitations, vitrifications, and preparations of Mercury, Antimony, Tuty, Sulphur, &c. 1762–71H. Walpole Vertue's Anecd. Paint. (1786) III. 235 Sir Theodore..communicated to them the process of the principal colours which ought to be employed in enamel, and which surpassed the famous vitrifications of Venice and Limoges. 1769Phil. Trans. LX. 17 Both abound with pyrites and crytallizations, or rather vitrifications. 1845Petrie Eccl. Archit. Irel. 89 This is also observable in the interior of the building, where there is a slight superficial vitrification. 1860Smiles Self Help ii. 41 He had but to cover this material with a vitrification of transparent glaze. |