单词 | lignin |
释义 | ligninn. Chemistry. An organic substance, forming the essential part of woody fibre. ΘΚΠ the world > matter > chemistry > organic chemistry > carbohydrates > sugars > polysaccharides > [noun] > cellulose > specific that found in plants medullin1817 lignin1822 bastose1882 1822 T. Webster Imison's Elem. Sci. & Art (new ed.) II. 131 When a piece of wood has been boiled in water and in alkohol..what remains insoluble is the woody fibre, or lignin. 1844 G. Fownes Man. Elem. Chem. 369 Pure lignine is tasteless, insoluble in water and alcohol, and absolutely innutricious. 1894 D. H. Scott Struct. Bot. i. Flowering Pl. 56 The woody character of the cell-walls of the xylem is due to the presence of a substance called lignine. Compounds lignin-dynamite n. (see quot. 1883). ΚΠ 1883 Fortn. Rev. May 645 ‘Lignin-dynamite’, as the wood sawdust saturated with nitro-glycerine..is called. This entry has not yet been fully updated (first published 1903; most recently modified version published online March 2022). < n.1822 |
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