A compound of indigo with starch or whiting, used by laundresses. Also attributive.
| 单词 | θ81896 |
| 释义 | the world > matter > colour > named colours > blue or blueness > blue colouring matter > [noun] > dyes and dyestuffs > other dyes (22) stone-blue1675 A compound of indigo with starch or whiting, used by laundresses. Also attributive. starch blue1742 A blue powder (spec. smalt or azure) used to dye starch. Now historical. Saxon blue1753 Saxon blue = Saxony blue n. at Saxony, n. 2. Saxon green: cobalt green. fig-blue1786 soluble blue. chemic1792 More fully chemic blue. A dye consisting of a solution of indigo in sulphuric acid; (also) the dark greenish-blue colour produced by this dye. Also… Turkey blue1815 a dye: see quot. Paris blue1835 In the names of colours and various materials and preparations, esp. pigments and dyes, having a distinctive colour. Prussian blue. Saxony blue1857 a solution of indigo in concentrated sulphuric acid, much used as a dye. Also Saxon blue at Saxon, adj. 2b. soluble blue1879 As a specific epithet with names of substances. soluble blue (also Soluble Blue), any of a class of water-soluble dyes that are di- and trisulphonic… methylene blue1882 a basic phenothiazine dye that is used as a stain and indicator in microbiology and histology, as an antiseptic, and as a treatment for… indoin1884 A blue dye-stuff, C32H20N4O5, related to indigo. phenylene blue1884 the dye indamine. indamine1888 A blue dye, NH2·C6H4·N: C6H4:NH (also called phenylene blue); also, any of the derivatives of this compound, which form a group of blue and green… Nile blue1888 A tetracyclic quaternary ammonium ion, C20H19ON3, which is an azine dye and is used as a pH indicator. Also: a salt of this ion, esp. the… gallamine blue1889 (also with capital initial letters), a basic mordant dye of the oxazine series. neutral blue1889 a brown crystalline synthetic azine dye, C24H19N3·HCl, which dyes fabric a dull blue but has poor fastness. chrome-blue1892 a mordant coal-tar dye used chiefly in cotton-printing. toluidine blue1898 a thiazine dye, C15H16ClN3S, now used chiefly as a biological stain. indanthrene1901 (a) (With lower-case initial.) Indanthrone, C28H14N2O4 (in quot. 1921 used for the oxygen-free parent compound, C28H18N2: cf. quot. 1920). (b)… Saxe blue1905 Used attributively to designate articles which come from Saxony, as Saxe china; Saxe blue n. also elliptical = Saxony, n. blue. Saxe paper n. also… trypan blue1911 a diazo dye used as a vital stain and in the treatment of trypanosomiasis and other protozoan infections. mandarin blue1912 a blue dye produced in Britain for export to China. |
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