'Centaurea' definitions:

Definition of 'Centaurea'

From: WordNet
noun
Knapweed; star thistle [syn: Centaurea, genus Centaurea]

Definition of 'Centaurea'

From: GCIDE
  • Centaurea \Cen`tau*re"a\, prop. n. [NL. See Centaury.] (Bot.) A large genus of composite plants, related to the thistles and including the cornflower or bluebottle ({Centaurea Cyanus}) and the star thistle (Centaurea Calcitrapa). [1913 Webster]