pennyroyal

2 definitions found

pennyroyal - Collaborative International Dictionary of English v.0.48 :

  Pennyroyal \Pen`ny*roy"al\, n. [A corruption of OE. puliall
     royal. OE. puliall is ultimately derived fr. L. puleium, or
     pulegium regium (so called as being good against fleas), fr.
     pulex a flea; and royal is a translation of L. regium, in
     puleium regium.] (Bot.)
     An aromatic herb (Mentha Pulegium) of Europe; also, a North
     American plant (Hedeoma pulegioides) resembling it in
     flavor.
     [1913 Webster]
  
     Bastard pennyroyal (Bot.) See Blue curls, under Blue.
        [1913 Webster]

pennyroyal - WordNet (r) 2.1 (2005) :

  pennyroyal
      n 1: Eurasian perennial mint have small lilac-blue flowers and
           ovate leaves; yields an aromatic oil [syn: pennyroyal,
           Mentha pulegium]
      2: erect hairy branching American herb having purple-blue
         flowers; yields an essential oil used as an insect repellent
         and sometimes in folk medicine [syn: pennyroyal, American   pennyroyal
         , Hedeoma pulegioides]