[L., = Gr. ἄκορος, Dioscorides.] A genus of Endogenous plants (Nat. Ord. Orontiaceae), of which the native Eng. species is the Sweet Flag or Galingale (Acorus Calamus), formerly used, from its aromatic odor when bruised, for strewing on floors and in churches; and still employed to flavor beer, etc.
1714. French Bk. of Rates, 88. Acorus per 100 Weight.
