Ac″o‐nite (�), n. [L. aconitum, Gr. �: cf. F. aconit.] 1. (Bot.) The herb wolfsbane, or monkshood; — applied to any plant of the genus Aconitum (tribe Hellebore), all the species of which are poisonous.
2. An extract or tincture obtained from Aconitum napellus, used as a poison and medicinally.
Winter aconite, a plant (Eranthis hyemalis) allied to the aconites.