See aconite.
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monks·hood 'məŋ(k)s-.hu̇d n any plant of the genus Aconitum esp a Eurasian herb (A. napellus) often cultivated for its showy white or purplish flowers that is extremely poisonous in all its parts see ACONITE (2)
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monks·hood (mungksґhood) 1. aconite. 2. Aconitum.Medical dictionary. 2011.