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upas

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noun \ˈyü-pəs\

Definition of upas

1 : a tall tropical Asian tree (Antiaris toxicaria) of the mulberry family with a latex that contains poisonous glycosides used as an arrow poison; also : a poisonous concentrate of the juice or latex of a upas
2 : a poisonous or harmful influence or institution

Origin and Etymology of upas

Indonesian Malay pohon upas poison tree

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First Known Use: 1814

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