catechu : Idioms & Phrases
acacia catechu
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noun East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
catechu; Jerusalem thorn.
WordNet
areca catechu
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noun southeastern Asian palm bearing betel nuts (scarlet or orange single-seeded fruit with a fibrous husk)
betel palm.
WordNet
black catechu
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noun extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally
catechu.
