資料來源 : pyDict

腎髓素

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Medullin \Me*dul"lin\, n. [Cf. F. m['e]dulline.] (Bot. Chem.)
   A variety of lignin or cellulose found in the medulla, or
   pith, of certain plants. Cf. {Lignin}, and {Cellulose}.