Contrayerva

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Contrayerva \Con`tra*yer"va\, n. [Sp. contrayerba, literally, a
     counter herb, hence, an antidote for poison, fr. l. contra +
     herba herb.] (Bot.)
     A species of {Dorstenia} ({Dorstenia Contrayerva}), a South
     American plant, the aromatic root of which is sometimes used
     in medicine as a gentle stimulant and tonic.


     [1913 Webster]