单词 | melanchyme |
释义 | melanchymen. Mineralogy. rare. A bituminous material, partly soluble in alcohol, found in some deposits of brown coal in Bohemia. ΘΚΠ society > occupation and work > materials > derived or manufactured material > processed resinous materials > [noun] > derived from brown coal retinite1853 melanchyme1868 1868 J. D. Dana Syst. Mineral. (ed. 5) 750 Melanellite,..Separated from rochlederite, or the resinous ingredient of melanchyme, by dissolving the latter out by means of alcohol. 1993 A. M. Clark Hey's Mineral Index (ed. 3) 442/2 Melanchym, a complex humic body, separated by alcohol into insoluble melanellite and rochlederite. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). < n.1868 |
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