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helleborein

[ hel-uh-bawr-ee-in, -bohr- ]

noun

, Chemistry, Pharmacology.
  1. a yellow, crystalline, water-soluble, poisonous solid, C 37 H 56 O 18 , obtained from the rhizome and root of certain hellebores of the genus Helleborus, especially the Christmas rose, and formerly used in medicine chiefly as a heart stimulant.

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Word History and Origins

Origin of helleborein1

First recorded in 1870–75; hellebore + -in 2

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Example Sentences

Helleborein splits by the action of mineral acids into sugar and amorphous helleboretin.

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