Source : Webster's Revised Unabridged Dictionary (1913)

Campanula \Cam*pan"u*la\, n. [LL. campanula a little bell; dim.
   of campana bell.] (Bot.)
   A large genus of plants bearing bell-shaped flowers, often of
   great beauty; -- also called {bellflower}.

Source : WordNet®

campanula
     n : any of various plants of the genus Campanula having blue or
         white bell-shaped flowers [syn: {bellflower}]