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    catechu

    catechu - 365bet中国官方网站 definition and meaning for word catechu

    Definition
    (noun) extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally
    Synonyms : black catechu
    Definition
    (noun) East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
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