'Cassidony' definitions:

Definition of 'Cassidony'

From: GCIDE

Cassidony \Cas"si*do*ny\, n. [Cf. LL. cassidonium, F. cassidoine. See Chalcedony.] (Bot.) (a) The French lavender (Lavandula St[oe]chas). (b) The goldilocks (Chrysocoma Linosyris) and perhaps other plants related to the genus Gnaphalium or cudweed. [1913 Webster]