| 单词 | coal-tar colour |
| 释义 | > as lemmascoal-tar colour coal-tar colour n. any of various synthetic dyes made from aniline and other compounds obtained from coal tar. ΚΠ 1861 W. H. Perkin in Q. Jrnl. Chem. Soc. 13 253 This process was intended for the application of aniline-purple, for, at the period of this discovery, the other coal-tar colours were unknown. 1885 Athenæum 27 June 827/3 Coal-tar colours, especially eosine reds, have been employed in the artificial flower manufacture. 1951 R. Mayer Artist's Handbk. (new ed.) ii. 91 An obstacle in the way of the adoption of coal tar colours of really superior permanence to light, is that most of them have the property of bleeding or striking through when used with oil. 2000 S. Garfield Mauve 130 The thousands and thousands of coal-tar colours, commencing with mauve and magenta, passing on to..the synthetical indigo. < as lemmas |
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