Guarana

1 definition found

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

  Guarana \Gua"ra*na`\, n. [Pg.] (Med.)
     A preparation from the seeds of {Paullinia sorbilis}, a woody
     climber of Brazil, used in making an astringent drink, and
     also in the cure of headache.
     [1913 Webster]