Dictionary
lignin
noun lig·nin \ˈlig-nən\
Definition of LIGNIN
: an amorphous polymer related to cellulose that provides rigidity and together with cellulose forms the woody cell walls of plants and the cementing material between them
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First Known Use of LIGNIN
1822
Medical Dictionary
lignin
noun lig·nin \ˈlig-nən\
Medical Definition of LIGNIN
: an amorphous polymeric substance related to cellulose that together with cellulose forms the woody cell walls of plants and the cementing material between them
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