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Medical Dictionary

hellebore

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noun hel·le·bore \ˈhel-ə-ˌbō(ə)r, -ˌbȯ(ə)r\

Medical Definition of hellebore

  1. 1a:  any herb of the genus Helleborusb:  the dried roots and rhizome of any medicinal herb of the genus Helleborus (as black hellebore H. niger or green hellebore H. viridis) or a powder or extract of this used by the ancient Greeks and Romans in treating mental and other disorders

  2. 2a:  any of several poisonous herbs of the genus Veratrumb:  the dried rhizome and roots of either of two hellebores of the genus Veratrum (the false hellebore V. viride of America and V. album of Europe) or a powder or extract of this containing alkaloids (as protoveratrine) used as a cardiac and respiratory depressant and also as an insecticide—called also veratrum, white hellebore




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