Source : Webster's Revised Unabridged Dictionary (1913)

Briony \Bri"o*ny\, n.
   See {Bryony}. --Tennyson.

Source : WordNet®

briony
     n : a tendril-bearing vine of the genus Bryonia having large
         leaves and small flowers and yielding acrid juice with
         emetic and purgative properties [syn: {bryony}]