| 单词 |
xylite |
| 释义 |
xylite|ˈzaɪlaɪt|
[ad. G. xylit, f. Gr. ξύλον wood: see -ite1.]
1. Chem. A volatile liquid obtained from wood-spirit, also called lignone. Also attrib.
1843Penny Cycl. XXVII. 634/2 With acids xylite..gives rise to xylitic acid, xylite naphtha, xylite resin, and xylite oil. 1855Watts tr. Gmelin's Hand-bk. Chem. IX. 48 Xylite-oil. C12H9O. Produced by the action of oil of vitriol, hydrate of potash, or potasium on lignone.
2. Min. An impure silicate of iron, occurring in brown fibrous masses resembling asbestos or ‘mountain wood’.
1850Ansted Elem. Geol., Min. etc. §460 Hisingerite is another silicate of iron, and with it are associated..Stilpnomelane, Chloropal,..Xylite. 1868Watts Dict. Chem. V. 1059 Xylite. This name is given by Hermann..to a mineral..forming finely fibrous masses resembling mountain-wood.
Hence xylitic |zaɪˈlɪtɪk| a. Chem., applied to compounds derived from xylite (sense 1): see quots.
1843[see sense 1 above]. 1852W. Gregory Handbk. Org. Chem. 393 An excess of potash causes the formation of three products: xylitic naphtha, C12H12O3; xylitic oil, C12H9O; and xylitic resin, C8H6O. |
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