| 释义 |
flint-glass
1. A pure lustrous glass, now made from a composition of lead oxide, sand, and alkali; originally made with ground flint or pebble as the siliceous ingredient.
1683Worlidge in Houghton Lett. II. 42 A Pipe made of Chrystal, or Flint-Glass. 1799G. Smith Laboratory I. 171 Flint Glass is of the same general kind with that which in other places is called crystal glass. 1832G. R. Porter Porcelain & Gl. 138 The manufacture of flint glass was first begun in England in the year 1557. 1867J. Hogg Microsc. ii. i. 19 A lens of crown-glass will have a longer focus than a similar one of flint-glass.
†2. (with a and pl.) A vessel or other article made of this glass. Obs.
1675Sloane MSS. 857. 18 Sept., Permission to Ravenscroft to export flint glasses..to Ireland. 1708Brit. Apollo No. 57. 2/1 Two Gentlemen sitting in a Tavern..heard..a flint Glass Crack. 1766Entick London IV. 280 A glass⁓house for making flint-glasses.
3. attrib.
1683Worlidge in Houghton Lett. I. 166 A Syphon..made of a Crystal or Flint-glass Pipe. 1784Watt in Phil. Trans. LXXIV. 343 A flint-glass retort. 1831Brewster Optics ix. 82 The focal length..of the concave flint-glass lens. 1871tr. Schellen's Spectr. Anal. xix. 67 The flint-glass prism is replaced by one of bisulphide of carbon. |