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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 lig·nin /ˈlɪgnən/
 木質素

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 lig·nin /ˈlɪgnən/ 名詞

From: Webster's Revised Unabridged Dictionary (1913)

 Lig·nin n.  Bot. A substance characterizing wood cells and differing from cellulose in its conduct with certain chemical reagents.
 Note:Recent authors have distinguished four forms of this substance, naming them lignose, lignin, lignone, and lignireose.
 

From: WordNet (r) 2.0

 lignin
      n : a complex polymer; the chief non-carbohydrate constituent of
          wood; binds to cellulose fibers to harden and strengthen
          cell walls of plants