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2 definitions found

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

 ulmin
 赤榆樹脂; 烏敏素; 棕腐酸

From: Webster's Revised Unabridged Dictionary (1913)

 Ul·min n.  Chem. A brown amorphous substance found in decaying vegetation.  Cf. Humin. [Formerly written ulmine.]
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