| 释义 |
chrys-|krɪs|
combining form, before a vowel, of Gr. χρῡσ-ός gold; chiefly in chemical terms; properly denoting compounds of a golden-yellow colour, as ˈchrysamide [see amide], an amide (N.H2.C7H(NO2)2O), formed by boiling chrysammic acid with aqueous ammonia (Watts). chrysaˈmidic acid, an acid (NH3.C7H2(NO2)2O2) forming salts called chryˈsamidates. chryˈsammic, -ˈamic acid, an acid (C7H2N2O6) produced by the action of nitric acid upon aloes, forming salts called ˈchrysammates. chryˈsaniline, a brilliant golden-yellow dye (C20H17N3), obtained as a secondary product in the manufacture of rosaniline; also called aniline yellow. chrysaˈnisic acid, an acid (C7H5N3O7) obtained, by the action of nitric acid on anisic acid, in small golden-yellow rhombic tables, forming salts called chryˈsanisates. chryˈsarobin, the medullary matter of the stem and branches of Andira Araroba dried and powdered, Goa Powder. ˈchrysazin, one of the dioxy-anthraquinones of the second group, crystallizing in golden-yellow laminæ, or red-brown highly lustrous needles; it is the basis of chrysamide and chrysammic acid, which is tetra-nitro-chrysazin. ˈchrysean, a sulphur derivative of hydrocyanic acid, obtained in yellow flocks. ˈchryseone, an orange-coloured insoluble substance obtained by digesting calcium silicide with strong hydrochloric acid. ˈchrysene, a crystalline hydrocarbon (C18H12) of the Anthracene group, obtained in bright yellow glistening scales. ˈchrysin, a substance obtained, in bright yellow shining plates, from the buds of Populus nigra; called also chryˈsinic acid; its salts are ˈchrysinates.
1842Turner Elem. Chem. 1149 With Ammonia, Chrysammic Acid forms a deep purple solution, which deposits dark green crystals. These are not Chrysammate of Ammonia, but probably an Amide. 1864Pop. Sc. Rev. III. 437 A yellow aniline dye called Chrysaniline. 1875Ure Dict. Arts I. 187 Chrysaniline and its salts dye silks and wools a splendid golden-yellow colour. 1887T. L. Brunton Text-bk. of Pharmacol. (ed. 3) 909 Chrysarobin Ointment. 1879Watts Dict. Chem. VII. 463 Chrysean has a very beautiful colour like that of mosaic gold. c1865Letheby in Circ. Sc. I. 118/2 Among the first are..Chrysene. 1873Watts Fownes' Chem. 758 Chrysene, a solid, resinous, orange-coloured body. 1880Libr. Univ. Knowl. VI. 75 The most powerfully fluorescent bodies known are..chrysogen, chrysene. |