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4 definitions found

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

 cat·e·chu /ˈkætəˌʧu, ˌʃu/
 兒茶

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

 cat·e·chu /ˈkætəˌʧu, ˌʃu/ 名詞
 兒茶,阿仙藥

From: Webster's Revised Unabridged Dictionary (1913)

 Cat·e·chu n.  Chem. A dry, brown, astringent extract, obtained by decoction and evaporation from the Acacia catechu, and several other plants growing in India. It contains a large portion of tannin or tannic acid, and is used in medicine and in the arts. It is also known by the names terra japonica, cutch, gambier, etc.
 

From: WordNet (r) 2.0

 catechu
      n 1: extract of the heartwood of Acacia catechu used for dying
           and tanning and preserving fishnets and sails; formerly
           used medicinally [syn: black catechu]
      2: East Indian spiny tree having twice-pinnate leaves and
         yellow flowers followed by flat pods; source of black
         catechu [syn: Jerusalem thorn, Acacia catechu]