'Bugbane' definitions:

Definition of 'bugbane'

(from WordNet)
noun
North American plant having large leaves and yellowish green flowers growing in racemes; yields a toxic alkaloid used medicinally [syn: white hellebore, American hellebore, Indian poke, bugbane, Veratrum viride]
noun
A plant of the genus Cimicifuga having flowers in long racemes or panicles reported to be distasteful to insects

Definition of 'Bugbane'

From: GCIDE
  • Bugbane \Bug"bane`\, n. (Bot.) A perennial white-flowered herb of the order Ranunculace[ae] and genus Cimiciguga; bugwort. There are several species. [1913 Webster]