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catechu

DEFINITIONS OF: catechu

1

n East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu

Synonyms:
Acacia catechu, Jerusalem thorn
Type of:
acacia
any of various spiny trees or shrubs of the genus Acacia

n extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally

Synonyms:
black catechu
Type of:
extract, infusion
a solution obtained by steeping or soaking a substance (usually in water)
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