Lignin meaning

lĭg'nĭn
A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
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An amorphous, cellulose-like substance which acts as a binder for the cellulose fibers in wood and certain plants and adds strength and stiffness to the cell walls.
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A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
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A complex organic compound that binds to cellulose fibers and hardens and strengthens the cell walls of plants. Lignin is a polymer consisting of various aromatic alcohols, and is the chief noncarbohydrate constituent of wood.
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(organic chemistry) A complex non-carbohydrate aromatic polymer present in all wood.
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Origin of lignin

  • From Latin lignum
    From Wiktionary