单词 | picric |
释义 | picricadj. Chemistry. picric acid n. a yellow crystalline acid with a very bitter taste, obtained by nitrating phenol and used in the manufacture of explosives and in dyeing; 2,4,6-trinitrophenol, C6H2(NO2)3OH. ΘΚΠ the world > matter > chemistry > organic chemistry > organic compounds > [noun] > other organic compounds > picric acid and salts picric acid1838 picrate1854 picronitrate1864 the world > matter > colour > named colours > yellow or yellowness > colouring matter > [noun] > dyes and dyestuffs weldc1374 turmeric1545 yellow berry1652 fust1682 Avignon berry1728 eel-pout1736 yellowroot1755 quercitron1785 brass-colour1797 fustet1821 tesu1823 morin1833 datiscin1835 maize1838 picric acid1838 xanthin1838 moric acid1839 purree1844 nitrophenisic acid1845 rubiacin1848 flavin1853 orellin1857 fustic1858 maize colour1859 fusteric1860 Manchester yellow1862 chrysaniline1864 ilixanthin1865 flavaniline1882 sun-yellow1884 butter yellow1887 African turmeric1888 Indian turmeric1890 weld yellow1899 1838 R. D. Thomson Brit. Ann. 320 Picric acid. 1860 C. O'Neill Chem. Calico Printing 256 Picric Acid.—This is only lately introduced as a dyeing material for silks and woollens: it has no affinity for cotton. 1890 Nature 4 Sept. 444 The relative value of violent explosive agents, like picric acid or wet gun-cotton. 1931 C. E. Munroe & J. E. Tiffany Physical Testing Explosives 64 Guncotton, mercury fulminate, and picric acid have been used as cores, but TNT has been found most satisfactory. 1992 R. MacNeil Burden of Desire i. 6 In her holds were 2300 tons of picric acid, 225 tons of TNT, and 62 tons of gun cotton. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < adj.1838 |
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