aconite Meaning, Definition & Usage

  1. noun any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers

WordNet

Ac"o*nite noun
Etymology
L. aconitum, Gr. : cf. F. aconit.
Definitions
  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.

Webster 1913