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单词 catechu
释义

catechu

noun

cat·​e·​chu ˈka-tə-ˌchü How to pronounce catechu (audio)
-ˌshü
: any of several dry, earthy, or resinous astringent substances obtained from tropical plants of Asia: such as
a
: an extract of the heartwood of an acacia (Acacia catechu)
b
: gambier

Word History

Etymology

probably modification of Malay kachu, of Dravidian origin; akin to Tamil & Kannada kācu catechu

First Known Use

1683, in the meaning defined above

Medical Definition

catechu

noun

cat·​e·​chu ˈkat-ə-ˌchü, -ˌshü How to pronounce catechu (audio)
: any of several dry, earthy, or resinous astringent substances obtained from tropical plants of Asia: as
a
: an extract of the heartwood of a tropical acacia tree (Acacia catechu) of southern Asia that was formerly used in medicine
b
: gambier
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更新时间:2024/12/23 22:21:02