英语词汇“catechu”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

catechu

/ˈkatɪtʃuː

noun [mass noun]

1A vegetable extract containing tannin, especially one (also called cutch) obtained from the heartwood of an Indian acacia tree, used for tanning and dyeing.Gutkha is a mixture of areca, catechu, betel nut, lime, tobacco and mint....

Extracts of areca catechu, rhus coppallina, diospyros virginiana, sassafrass albidium, and chenopodium ambrosiodes were found to produce tumors in rats.
Nair et al. first demonstrated that aqueous extracts of areca nut and catechu were capable of generating superoxide anion and hydrogen peroxide at pH > 9.5.

1.1 another term for gambier.

Origin

Late 17th century: modern Latin, from Malay kacu. Compare with cachou.

单词	catechu
释义	catechu /ˈkatɪtʃuː / noun [mass noun] 1A vegetable extract containing tannin, especially one (also called cutch) obtained from the heartwood of an Indian acacia tree, used for tanning and dyeing.Gutkha is a mixture of areca, catechu, betel nut, lime, tobacco and mint.... Extracts of areca catechu, rhus coppallina, diospyros virginiana, sassafrass albidium, and chenopodium ambrosiodes were found to produce tumors in rats. Nair et al. first demonstrated that aqueous extracts of areca nut and catechu were capable of generating superoxide anion and hydrogen peroxide at pH > 9.5. 1.1 another term for gambier. Origin Late 17th century: modern Latin, from Malay kacu. Compare with cachou.
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