atropine
Concise Oxford English Dictionary © 2008 Oxford University Press:
atropine /ˈatrəpiːn, -ɪn/
▶noun Chemistry a poisonous compound found in deadly nightshade, used in medicine as an antispasmodic drug.
– origin C19: mod. L. Atropa belladonna ‘deadly nightshade’, from Atropos ‘inflexible’, the name of one of the Fates + -ine4.
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